CI: Try to use "uv" (part 2)

* Enable verbose mode

.github/workflows/test.yml

@@ -35,7 +35,7 @@ jobs:
       - name: "Install Python package dependencies (with: uv)"
         run: |
           python -m pip install -U uv
-          uv pip install -U pip setuptools wheel
+          uv --verbose pip install -U pip setuptools wheel
           # -- WORKAROUND:
           python -m uv pip install -U pip setuptools wheel
           python -m uv pip install --upgrade -r py.requirements/ci.github.testing.txt