build: update timezone-update.yml

Signed-off-by: sashashura <[email protected]>

PR-URL: #44717
Reviewed-By: Antoine du Hamel <[email protected]>
Reviewed-By: Mestery <[email protected]>
Reviewed-By: Tierney Cyren <[email protected]>
Reviewed-By: Rich Trott <[email protected]>

Author: sashashura

.github/workflows/timezone-update.yml

@@ -6,8 +6,15 @@ on:
 
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   timezone_update:
+    permissions:
+      contents: write  # to push local changes (gr2m/create-or-update-pull-request-action)
+      pull-requests: write  # to create a PR (gr2m/create-or-update-pull-request-action)
+
     if: github.repository == 'nodejs/node'
     runs-on: ubuntu-latest