ci: skip deploy job on forks

Co-Authored-By: Claude <noreply@anthropic.com>

Author: vinta

.github/workflows/deploy-website.yml

@@ -17,6 +17,7 @@ concurrency:
 
 jobs:
   deploy:
+    if: github.repository == 'vinta/awesome-python'
     runs-on: ubuntu-latest
     environment:
       name: github-pages