Add PAT back in

Author: AlvaroRausell

.github/workflows/release-pr.yml

@@ -41,6 +41,8 @@ jobs:
           git commit -m "Release manifest update"
           git push origin ${{ env.target_branch }}
       - name: Create pull request
+        env:
+          GITHUB_TOKEN: ${{ secrets.PAT }}
         run: |
           gh api \
                 --method POST \