Add explicit permissions block to release.yaml

Author: BYK

.github/workflows/release.yaml

@@ -10,6 +10,10 @@ on:
         required: false
   schedule:
   - cron: "0 17 15 * *"
+permissions:
+  contents: write
+  pull-requests: write
+
 jobs:
   release:
     runs-on: ubuntu-latest