chore(deps): bump fastify/github-action-merge-dependabot

Bumps [fastify/github-action-merge-dependabot](https://github.com/fastify/github-action-merge-dependabot) from 3.9.0 to 3.9.1.
- [Release notes](https://github.com/fastify/github-action-merge-dependabot/releases)
- [Commits](fastify/github-action-merge-dependabot@v3.9.0...v3.9.1)

---
updated-dependencies:
- dependency-name: fastify/github-action-merge-dependabot
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

.github/workflows/pull_request.yml

@@ -208,6 +208,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: fastify/[email protected].0
+      - uses: fastify/[email protected].1
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}