Bump contributor-assistant/github-action in /.github/workflows

Bumps [contributor-assistant/github-action](https://github.com/contributor-assistant/github-action) from 2.5.2 to 2.6.1.
- [Release notes](https://github.com/contributor-assistant/github-action/releases)
- [Commits](contributor-assistant/github-action@v2.5.2...v2.6.1)

---
updated-dependencies:
- dependency-name: contributor-assistant/github-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/cla.yml

@@ -26,7 +26,7 @@ jobs:
     steps:
       - name: CLA Assistant
         if: (github.event.comment.body == 'recheck' || github.event.comment.body == 'I have read the CLA Document and I sign the CLA') || github.event_name == 'pull_request_target'
-        uses: contributor-assistant/github-action@v2.5.2
+        uses: contributor-assistant/github-action@v2.6.1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           # Must be repository secret PAT