fix coverage settings

Author: Artur Shiriev

.github/workflows/ci.yml

@@ -45,10 +45,3 @@ jobs:
       - run: uv python install ${{ matrix.python-version }}
       - run: just install
       - run: just test . --cov=. --cov-report xml
-      - uses: codecov/codecov-action@v4.0.1
-        env:
-          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
-        with:
-          files: ./coverage.xml
-          flags: unittests
-          name: codecov-${{ matrix.python-version }}