Disable push trigger for PyPI publish workflow

Remove automatic trigger on push to main branch.

Author: RyanDsilva

.github/workflows/publish.yml

@@ -1,8 +1,6 @@
 name: Publish Python distribution to PyPI
 
 on:
-  push:
-    branches: [ main ]
   workflow_dispatch:
 
 
@@ -53,4 +51,4 @@ jobs:
         name: python-package-distributions
         path: dist/
     - name: Publish distribution to PyPI
-      uses: pypa/gh-action-pypi-publish@release/v1
+      uses: pypa/gh-action-pypi-publish@release/v1