Bump apache/maven-gh-actions-shared from 3 to 4 (#75)

Bumps [apache/maven-gh-actions-shared](https://github.com/apache/maven-gh-actions-shared) from 3 to 4.
- [Commits](https://github.com/apache/maven-gh-actions-shared/commits/v4)

---
updated-dependencies:
- dependency-name: apache/maven-gh-actions-shared
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/release-drafter.yml

@@ -22,4 +22,4 @@ on:
       - master
 jobs:
    update_release_draft:
-      uses: apache/maven-gh-actions-shared/.github/workflows/release-drafter.yml@v3
+      uses: apache/maven-gh-actions-shared/.github/workflows/release-drafter.yml@v4