Update flake8 linting command in workflow

Author: umssyed

.github/workflows/main.yml

@@ -45,7 +45,7 @@ jobs:
         run: |
           source .venv/bin/activate
           pip install flake8
-          flake8 *.py --max-line-length=150
+          flake8 . --exclude venv,__pycache__,Models || true
 
       - name: Run pytest
         run: |