chore(deps): update github actions (#2298)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [actions/cache](https://redirect.github.com/actions/cache)
([changelog](9255dc7a25..8b402f58fb))
| action | digest | `9255dc7` → `8b402f5` |
| [actions/checkout](https://redirect.github.com/actions/checkout) |
action | patch | `v6.0.1` → `v6.0.2` |
| [actions/setup-go](https://redirect.github.com/actions/setup-go) |
action | minor | `v6.1.0` → `v6.2.0` |
| [actions/setup-node](https://redirect.github.com/actions/setup-node)
([changelog](395ad32622..6044e13b5d))
| action | digest | `395ad32` → `6044e13` |

---

### Release Notes

<details>
<summary>actions/checkout (actions/checkout)</summary>

###
[`v6.0.2`](https://redirect.github.com/actions/checkout/blob/HEAD/CHANGELOG.md#v602)

[Compare
Source](https://redirect.github.com/actions/checkout/compare/v6.0.1...v6.0.2)

- Fix tag handling: preserve annotations and explicit fetch-tags by
[@&#8203;ericsciple](https://redirect.github.com/ericsciple) in
[#&#8203;2356](https://redirect.github.com/actions/checkout/pull/2356)

</details>

<details>
<summary>actions/setup-go (actions/setup-go)</summary>

###
[`v6.2.0`](https://redirect.github.com/actions/setup-go/releases/tag/v6.2.0)

[Compare
Source](https://redirect.github.com/actions/setup-go/compare/v6.1.0...v6.2.0)

##### What's Changed

##### Enhancements

- Example for restore-only cache in documentation by
[@&#8203;aparnajyothi-y](https://redirect.github.com/aparnajyothi-y) in
[#&#8203;696](https://redirect.github.com/actions/setup-go/pull/696)
- Update Node.js version in action.yml by
[@&#8203;ccoVeille](https://redirect.github.com/ccoVeille) in
[#&#8203;691](https://redirect.github.com/actions/setup-go/pull/691)
- Documentation update of actions/checkout by
[@&#8203;deining](https://redirect.github.com/deining) in
[#&#8203;683](https://redirect.github.com/actions/setup-go/pull/683)

##### Dependency updates

- Upgrade js-yaml from 3.14.1 to 3.14.2 by
[@&#8203;dependabot](https://redirect.github.com/dependabot) in
[#&#8203;682](https://redirect.github.com/actions/setup-go/pull/682)
- Upgrade
[@&#8203;actions/cache](https://redirect.github.com/actions/cache) to v5
by [@&#8203;salmanmkc](https://redirect.github.com/salmanmkc) in
[#&#8203;695](https://redirect.github.com/actions/setup-go/pull/695)
- Upgrade actions/checkout from 5 to 6 by
[@&#8203;dependabot](https://redirect.github.com/dependabot) in
[#&#8203;686](https://redirect.github.com/actions/setup-go/pull/686)
- Upgrade qs from 6.14.0 to 6.14.1 by
[@&#8203;dependabot](https://redirect.github.com/dependabot) in
[#&#8203;703](https://redirect.github.com/actions/setup-go/pull/703)

##### New Contributors

- [@&#8203;ccoVeille](https://redirect.github.com/ccoVeille) made their
first contribution in
[#&#8203;691](https://redirect.github.com/actions/setup-go/pull/691)
- [@&#8203;deining](https://redirect.github.com/deining) made their
first contribution in
[#&#8203;683](https://redirect.github.com/actions/setup-go/pull/683)

**Full Changelog**:
<https://github.com/actions/setup-go/compare/v6...v6.2.0>

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you
are satisfied.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the
rebase/retry checkbox.

👻 **Immortal**: This PR will be recreated if closed unmerged. Get
[config
help](https://redirect.github.com/renovatebot/renovate/discussions) if
that's undesired.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/googleapis/genai-toolbox).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0Mi43NC41IiwidXBkYXRlZEluVmVyIjoiNDIuOTIuMSIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOltdfQ==-->

Co-authored-by: Averi Kitsch <akitsch@google.com>

.github/workflows/deploy_dev_docs.yaml

@@ -51,12 +51,12 @@ jobs:
           extended: true
 
       - name: Setup Node
-        uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6
+        uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6
         with:
           node-version: "22"
 
       - name: Cache dependencies
-        uses: actions/cache@9255dc7a253b0ccc959486e2bca901246202afeb # v5
+        uses: actions/cache@8b402f58fbc84540c8b491a91e594a4576fec3d7 # v5
         with:
           path: ~/.npm
           key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}

.github/workflows/deploy_previous_version_docs.yaml

@@ -57,7 +57,7 @@ jobs:
         with:
           hugo-version: "0.145.0"
           extended: true
-      - uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6
+      - uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6
         with:
           node-version: "22"
 

.github/workflows/deploy_versioned_docs.yaml

@@ -44,7 +44,7 @@ jobs:
           extended: true
 
       - name: Setup Node
-        uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6
+        uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6
         with:
           node-version: "22"
 

.github/workflows/docs_preview_deploy.yaml

@@ -62,12 +62,12 @@ jobs:
           extended: true
 
       - name: Setup Node
-        uses: actions/setup-node@395ad3262231945c25e8478fd5baf05154b1d79f # v6
+        uses: actions/setup-node@6044e13b5dc448c55e2357c09f80417699197238 # v6
         with:
           node-version: "22"
 
       - name: Cache dependencies
-        uses: actions/cache@9255dc7a253b0ccc959486e2bca901246202afeb # v5
+        uses: actions/cache@8b402f58fbc84540c8b491a91e594a4576fec3d7 # v5
         with:
           path: ~/.npm
           key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}

.github/workflows/link_checker_workflow.yaml

@@ -25,7 +25,7 @@ jobs:
         uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
 
       - name: Restore lychee cache
-        uses: actions/cache@9255dc7a253b0ccc959486e2bca901246202afeb # v5
+        uses: actions/cache@8b402f58fbc84540c8b491a91e594a4576fec3d7 # v5
         with:
           path: .lycheecache
           key: cache-lychee-${{ github.sha }}

.github/workflows/lint.yaml

@@ -51,11 +51,11 @@ jobs:
               console.log('Failed to remove label. Another job may have already removed it!');
             }
       - name: Setup Go
-        uses: actions/setup-go@4dc6199c7b1a012772edbd06daecab0f50c9053c # v6.1.0
+        uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
           go-version: "1.25"
       - name: Checkout code
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           ref: ${{ github.event.pull_request.head.sha }}
           repository: ${{ github.event.pull_request.head.repo.full_name }}

.github/workflows/sync-labels.yaml

@@ -29,7 +29,7 @@ jobs:
       issues: 'write'
       pull-requests: 'write'
     steps:
-      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - uses: micnncim/action-label-syncer@3abd5ab72fda571e69fffd97bd4e0033dd5f495c # v1.3.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/tests.yaml

@@ -57,12 +57,12 @@ jobs:
             }
 
       - name: Setup Go
-        uses: actions/setup-go@4dc6199c7b1a012772edbd06daecab0f50c9053c # v6.1.0
+        uses: actions/setup-go@7a3fe6cf4cb3a834922a1244abfce67bcef6a0c5 # v6.2.0
         with:
           go-version: "1.24"
 
       - name: Checkout code
-        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           ref: ${{ github.event.pull_request.head.sha }}
           repository: ${{ github.event.pull_request.head.repo.full_name }}