build: bump akheron/dependabot-cron-action (#2792)

Bumps [akheron/dependabot-cron-action](https://github.com/akheron/dependabot-cron-action) from b44d8e19e4f49eede254d9884e3f0e7712d431ba to 0.2. This release includes the previously tagged commit.
- [Release notes](https://github.com/akheron/dependabot-cron-action/releases)
- [Commits](b44d8e19e4...88ece48110)

---
updated-dependencies:
- dependency-name: akheron/dependabot-cron-action
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

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

.github/workflows/merge-dependabot.yml

@@ -7,7 +7,7 @@ jobs:
     name: Auto-merge Dependabot PRs
     runs-on: ubuntu-latest
     steps:
-      - uses: akheron/dependabot-cron-action@b44d8e19e4f49eede254d9884e3f0e7712d431ba
+      - uses: akheron/dependabot-cron-action@88ece48110f8d170503a04dabd437bc30f18df4c
         with:
           token: ${{ secrets.DEPENDABOT_GITHUB_API_TOKEN }}
           auto-merge: "minor"