Don't upload to TestPyPI

.github/workflows/pypi-package.yml

@@ -2,10 +2,9 @@ name: Build & maybe upload PyPI package
 
 on:
   push:
-    branches: [main]
+    branches:
     tags: ["*"]
   pull_request:
-    branches: [main]
   release:
     types:
       - published
@@ -25,28 +24,6 @@ jobs:
 
       - uses: hynek/build-and-inspect-python-package@v1
 
-  # Upload to Test PyPI on every commit on main.
-  release-test-pypi:
-    name: Publish in-dev package to test.pypi.org
-    if: github.repository_owner == 'python' && github.event_name == 'push' && github.ref == 'refs/heads/main'
-    runs-on: ubuntu-latest
-    needs: build-package
-
-    permissions:
-      id-token: write
-
-    steps:
-      - name: Download packages built by build-and-inspect-python-package
-        uses: actions/download-artifact@v3
-        with:
-          name: Packages
-          path: dist
-
-      - name: Upload package to Test PyPI
-        uses: pypa/gh-action-pypi-publish@release/v1
-        with:
-          repository-url: https://test.pypi.org/legacy/
-
   # Upload to real PyPI on GitHub Releases.
   release-pypi:
     name: Publish to PyPI