feat: Add only on release to deploy docs (#1212)

.github/workflows/mkdocs.yml

@@ -1,10 +1,8 @@
 name: Deploy MkDocs
 
 on:
-  workflow_dispatch:
+  release:
-  push:
+    types: [published]
-    branches:
-      - main
 
 permissions:
   contents: write