Disable ray and tensorflow install for now at least

.github/workflows/gh-test.yml

@@ -25,8 +25,8 @@ jobs:
         python -m pip install --upgrade pip
         pip install flake8 pytest pytest-cov setuptools numpy
         pip install -e .
-        pip install ray[rllib,debug]
-        pip install tensorflow
+        #pip install ray[rllib,debug]
+        #pip install tensorflow
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names