chore: replace deprecated app-id with client-id in create-github-app-token

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: GitHub Copilot

.github/workflows/auto-update-pr-branches.yaml

@@ -20,7 +20,7 @@ jobs:
         id: jeeves-token
         uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1 # v3.2.0
         with:
-          app-id: ${{ secrets.JEEVES_APP_ID }}
+          client-id: ${{ secrets.JEEVES_APP_ID }}
           private-key: ${{ secrets.JEEVES_APP_PRIVATE_KEY }}
       - name: Update out-of-date PR branches
         env: