ci: use common workflow for release-please

Author: danipran

.github/workflows/release-please.yml

@@ -12,6 +12,4 @@ permissions:
 
 jobs:
   release-please:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: googleapis/release-please-action@16a9c90856f42705d54a6fda1823352bdc62cf38 # v4.4.0
+    uses: City-of-Helsinki/.github/.github/workflows/release-please.yml@main