build(deps): bump electron/github-app-auth-action from 1.1.1 to 2.0.0 (#49457)

Bumps [electron/github-app-auth-action](https://github.com/electron/github-app-auth-action) from 1.1.1 to 2.0.0.
- [Release notes](https://github.com/electron/github-app-auth-action/releases)
- [Commits](384fd19694...e14e47722e)

---
updated-dependencies:
- dependency-name: electron/github-app-auth-action
  dependency-version: 2.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/stable-prep-items.yml

@@ -14,7 +14,7 @@ jobs:
     permissions: {}
     steps:
       - name: Generate GitHub App token
-        uses: electron/github-app-auth-action@384fd19694fe7b6dcc9a684746c6976ad78228ae # v1.1.1
+        uses: electron/github-app-auth-action@e14e47722ed120360649d0789e25b9baece12725 # v2.0.0
         id: generate-token
         with:
           creds: ${{ secrets.RELEASE_BOARD_GH_APP_CREDS }}