Remove problematic whitespace

.github/workflows/main.yml

@@ -30,7 +30,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install -v --editable '.[lint, test]'
+          pip install -v --editable '.[lint,test]'
           pip install "coveralls>=3.0.0"
 
       - name: black check