CI: remove references to TestPyPI

Author: cookpa

.github/workflows/release.yaml

@@ -1,4 +1,4 @@
-name: Release (TestPyPI + Docker Hub)
+name: Release (PyPI + Docker Hub)
 
 on:
   release:
@@ -84,10 +84,10 @@ jobs:
           name: python-dist
           path: dist
 
-      - name: Publish to TestPyPI (API token)
+      - name: Publish to PyPI (API token)
         uses: pypa/gh-action-pypi-publish@release/v1
         with:
           user: __token__
           password: ${{ secrets.PYPI_API_TOKEN }}
           skip-existing: true
-          verify-metadata: true
+          verify-metadata: true