feat: Adjust the GH action (#116)

Author: ZPascal

.github/workflows/pull-request-checks.yml

@@ -73,7 +73,7 @@ jobs:
           cache: 'pip'
 
       - name: Install the requirements
-        run: pip install -r requirements.txt && pip install pytest pytest-cov coverage-badge
+        run: pip install -r requirements.txt && pip install pytest-cov coverage-badge
 
       - name: Generate the coverage report
         run: export PYTHONPATH=$PWD && pytest --junitxml=pytest.xml --cov=. tests/unittests | tee pytest-coverage.txt