chore: explicitly define release please permissions (#1569)

Author: legendecas

.github/workflows/release-please.yml

@@ -11,6 +11,9 @@ jobs:
     runs-on: ubuntu-latest
     outputs:
       release_created:  ${{ steps.release.outputs.release_created }}
+    permissions:
+      contents: write
+      pull-requests: write
     steps:
       - name: Harden Runner
         uses: step-security/harden-runner@5c7944e73c4c2a096b17a9cb74d65b6c2bbafbde # v2.9.1