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

Author: renovate[bot]

.github/workflows/publish.yaml

@@ -9,7 +9,7 @@ jobs:
   release-please:
     runs-on: ubuntu-latest
     steps:
-      - uses: googleapis/release-please-action@v3
+      - uses: googleapis/release-please-action@v4
         id: release
         with:
           release-type: ruby