fix typo in gh action

.github/workflows/tests.yaml

@@ -17,7 +17,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip setuptools
-        pip install .[dev]
+        pip install .[test]
     - name: Test with pytest
       run: pytest -v --cov=src tests/
     - name: Upload Coverage to Codecov