Grant permissions for pre-commit-autoupdate.yml

Author: mathbunnyru

.github/workflows/pre-commit-autoupdate.yml

@@ -10,6 +10,11 @@ on:
 jobs:
   auto-update:
     runs-on: ubuntu-latest
+
+    permissions:
+      contents: write
+      pull-requests: write
+
     steps:
       - uses: actions/checkout@v4