Bump actions/create-github-app-token in /.github/workflows (#1284)

Bumps [actions/create-github-app-token](https://github.com/actions/create-github-app-token) from 2.0.6 to 2.1.0.
- [Release notes](https://github.com/actions/create-github-app-token/releases)
- [Commits](actions/create-github-app-token@df432ce...0f859bf)

---
updated-dependencies:
- dependency-name: actions/create-github-app-token
  dependency-version: 2.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/gemini-pr-review.yml

@@ -73,7 +73,7 @@ jobs:
         id: 'generate_token'
         if: |-
           ${{ vars.APP_ID }}
-        uses: 'actions/create-github-app-token@df432ceedc7162793a195dd1713ff69aefc7379e' # ratchet:actions/create-github-app-token@v2
+        uses: 'actions/create-github-app-token@0f859bf9e69e887678d5bbfbee594437cb440ffe' # ratchet:actions/create-github-app-token@v2
         with:
           app-id: '${{ vars.APP_ID }}'
           private-key: '${{ secrets.APP_PRIVATE_KEY }}'