Build(deps): Bump hmarr/auto-approve-action from 3 to 4

Bumps [hmarr/auto-approve-action](https://github.com/hmarr/auto-approve-action) from 3 to 4.
- [Release notes](https://github.com/hmarr/auto-approve-action/releases)
- [Commits](https://github.com/hmarr/auto-approve-action/compare/v3...v4)

---
updated-dependencies:
- dependency-name: hmarr/auto-approve-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/dependabot-approve-merge.yml

@@ -29,7 +29,7 @@ jobs:
 
     steps:
       # Github actions bot approve
-      - uses: hmarr/auto-approve-action@v3
+      - uses: hmarr/auto-approve-action@v4
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}