Require fewer packages for testing

Author: briandesilva

.github/workflows/run-tests.yml

@@ -32,7 +32,9 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
-        pip install -r requirements-dev.txt
+        pip install -e .
+        pip install pytest pytest-cov pytest-lazy-fixture
+        pip install codecov
     - name: Test with pytest
       run: |
         python3 -m pytest tests