added test install option in GHA

Author: tclose

.github/workflows/tests.yml

@@ -36,7 +36,7 @@ jobs:
       run: python -m pip install --upgrade pip
 
     - name: Install Package
-      run: python -m pip install -e .
+      run: python -m pip install -e .[test]
 
     - name: Pytest
       run: pytest -vvs --cov nipype2pydra --cov-config .coveragerc --cov-report xml