move write permissions to top-level for docs deploy

Author: hturner

.github/workflows/build-mkdocs-website.yml

@@ -10,12 +10,13 @@ on:
       - 'docs/**/**'
       - 'mkdocs.yml'
 
+permissions:
+  contents: write
+  
 jobs:
   build-and-deploy:
     if: ${{github.event_name == 'pull_request' && github.event.action == 'closed' && github.event.pull_request.merged == true}}
     runs-on: ubuntu-latest
-    permissions:
-      contents: write
 
     steps:
       - name: Checkout repository