Bump alexwilson/enable-github-automerge-action

Bumps the github-actions group with 1 update: [alexwilson/enable-github-automerge-action](https://github.com/alexwilson/enable-github-automerge-action).


Updates `alexwilson/enable-github-automerge-action` from 2.0.0 to 3.0.0
- [Release notes](https://github.com/alexwilson/enable-github-automerge-action/releases)
- [Changelog](https://github.com/alexwilson/enable-github-automerge-action/blob/main/CHANGELOG.md)
- [Commits](alexwilson/enable-github-automerge-action@2.0.0...3.0.0)

---
updated-dependencies:
- dependency-name: alexwilson/enable-github-automerge-action
  dependency-version: 3.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

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

Author: dependabot[bot]

.github/workflows/automerge.yml

@@ -14,7 +14,7 @@ jobs:
       pull-requests: write
 
     steps:
-      - uses: alexwilson/enable-github-automerge-action@2.0.0
+      - uses: alexwilson/enable-github-automerge-action@3.0.0
         with:
           github-token: ${{ secrets.AUTOMERGE_TOKEN }}
           merge-method: REBASE