chore(deps): update googlecloudplatform/release-please-action action to v4

Author: renovate[bot]

.github/workflows/release.yml

@@ -71,7 +71,7 @@ jobs:
     outputs:
       releases_created: ${{ steps.tag-release.outputs.releases_created }}
     steps:
-      - uses: GoogleCloudPlatform/release-please-action@v3
+      - uses: GoogleCloudPlatform/release-please-action@v4
         id: tag-release
         with:
           token: ${{ secrets.GITHUB_TOKEN }}