Attempt to fix workflow

.github/workflows/pytest.yml

@@ -18,22 +18,21 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
-
       - uses: conda-incubator/setup-miniconda@v3
         with:
           auto-update-conda: true
           activate-environment: test-env
           python-version: ${{ matrix.python-version }}
-
       - name: Install dependencies
         run: |
           conda install -c conda-forge pytest pytest-cov
           python -m pip install --upgrade pip
+          pip install pytest-cov
           pip install -r requirements.txt
           pip install -e .
       - name: Unit tests
         run: |
-          pytest --cov=sporco --cov-report=xml
+          pytest --cov=sporco --cov-report xml
       - name: Upload coverage to codecov
         if: matrix.os == 'ubuntu-latest'
         uses: codecov/codecov-action@v3