Testing chages to Github CI with python-package.yml

.github/workflows/python-package.yml

@@ -29,7 +29,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install flake8 astropy pytest scons
+        pip install numpy flake8 astropy pytest scons
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: Build and test import of package
       run: |