ci: add write permissions to update_release_notes job

## CHANGES

- Add contents write permission to release notes job
- Enable GitHub Actions to modify repository contents
- Fix potential permission issues during release process

.github/workflows/release.yml

@@ -142,6 +142,8 @@ jobs:
   update_release_notes:
     needs: [build, get_version]
     runs-on: ubuntu-latest
+    permissions:
+      contents: write
     steps:
       - name: Checkout code
         uses: actions/checkout@v4