[PGOV-563] Only run Docusarus action when the docs folder has changed

.github/workflows/publish-docs-to-pages.yml

@@ -5,6 +5,7 @@ on:
   # Runs on pushes targeting the default branch
   push:
     branches: ["main"]
+    paths: ["docs"]
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch: