chore: fix template-sync

.github/workflows/template-sync.yml

@@ -11,15 +11,22 @@ jobs:
   repo-sync:
     runs-on: ubuntu-latest
     steps:
+      - name: Generate token
+        id: app-token
+        uses: actions/create-github-app-token@v1
+        with:
+          app-id: ${{ secrets.APP_ID }}
+          private-key: ${{ secrets.PRIVATE_KEY }}
+
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
-          token: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
+          token: ${{ steps.app-token.outputs.token }}
 
       - name: actions-template-sync
         uses: AndreasAugustin/[email protected]
         with:
-          github_token: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
+          github_token: ${{ steps.app-token.outputs.token }}
           source_repo_path: ventx/stackx-template-terraform
           pr_labels: chore,template-sync
           pr_title: "chore: upstream merge template repository"