Update workflow triggers to only run on main branch for push events

Author: andre-stefanov

.github/workflows/docs.yml

@@ -3,7 +3,11 @@
 
 name: Documentation
 
-on: [push, pull_request]
+on:
+  push:
+    branches:
+      - main
+  pull_request:
 
 permissions:
   contents: read