ci: update the build flow trigger when received tag push

.github/workflows/main.yml

@@ -43,6 +43,7 @@ jobs:
     needs: test
     # Only run on pushes to tags
     if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')  # only publish to PyPI on tag pushes
+
     name: Build distribution 📦
     runs-on: ubuntu-latest
 
@@ -69,7 +70,6 @@ jobs:
   publish-to-pypi:
     name: >-
       Publish 🐍📦 to PyPI
-    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')  # only publish to PyPI on tag pushes
     needs:
     - build
     runs-on: ubuntu-latest