Define GitHub action permissions on job level

Author: robtimus

.github/workflows/release-site.yml

@@ -18,9 +18,6 @@ on:
   push:
     tags: ['[0-9]+.[0-9]+*']
 
-permissions:
-  contents: write
-
 jobs:
   build-site:
     runs-on: ubuntu-latest
@@ -51,6 +48,8 @@ jobs:
   deploy-site:
     runs-on: ubuntu-latest
     needs: ['build-site']
+    permissions:
+      contents: write
     steps:
       - uses: actions/checkout@v6
         with: