build(deps-dev): bump @octokit/rest from 20.1.1 to 21.1.1 (#47159)

Bumps [@octokit/rest](https://github.com/octokit/rest.js) from 20.1.1 to 21.1.1.
- [Release notes](https://github.com/octokit/rest.js/releases)
- [Commits](https://github.com/octokit/rest.js/compare/v20.1.1...v21.1.1)

---
updated-dependencies:
- dependency-name: "@octokit/rest"
  dependency-version: 21.1.1
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -11,7 +11,7 @@
     "@electron/github-app-auth": "^2.2.1",
     "@electron/lint-roller": "^3.0.0",
     "@electron/typescript-definitions": "^9.1.2",
-    "@octokit/rest": "^20.0.2",
+    "@octokit/rest": "^21.1.1",
     "@primer/octicons": "^10.0.0",
     "@types/minimist": "^1.2.5",
     "@types/node": "^22.7.7",