ci: sync release workflow

Author: wpfleger-release-bot[bot]

.github/workflows/release.yml

@@ -44,7 +44,7 @@ jobs:
           private-key: ${{ secrets.RELEASE_APP_PRIVATE_KEY }}
 
       - name: Checkout release PR branch
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           ref: ${{ needs.release-please.outputs.pr_branch }}
           token: ${{ steps.app-token.outputs.token }}