Bump gautamkrishnar/keepalive-workflow from 1 to 2

Bumps [gautamkrishnar/keepalive-workflow](https://github.com/gautamkrishnar/keepalive-workflow) from 1 to 2.
- [Release notes](https://github.com/gautamkrishnar/keepalive-workflow/releases)
- [Commits](gautamkrishnar/keepalive-workflow@v1...v2)

---
updated-dependencies:
- dependency-name: gautamkrishnar/keepalive-workflow
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/keepalive.yml

@@ -19,7 +19,7 @@ jobs:
     steps:
       - uses: actions/[email protected]
         timeout-minutes: 5
-      - uses: gautamkrishnar/keepalive-workflow@v1
+      - uses: gautamkrishnar/keepalive-workflow@v2
         timeout-minutes: 5
         with:
           committer_username: ${{ github.repository_owner }}