Misc: Set permissions for labeler Action

Like in the example on 
https://github.com/actions/labeler#create-workflow

.github/workflows/labeler.yml

@@ -4,6 +4,9 @@ on:
 
 jobs:
   triage:
+    permissions:
+      contents: read
+      pull-requests: write
     runs-on: ubuntu-latest
     steps:
     - uses: actions/labeler@v4