Added isort in github action

Co-authored-by: Abhiram <[email protected]>

.github/workflows/formatting.yml

@@ -21,12 +21,16 @@ jobs:
  run: |
  python -m pip install --upgrade pip
  pip install ruff
+ pip install isort
  
  - name: Lint with ruff
  run: ruff check --fix *.py
 
  - name: Format with ruff
  run: ruff format *.py
+
+ - name: isort packages for python files
+ run: isort models.py otypes.py utils.py
 
  - name: Remove ruff cache
  run: rm -rf .ruff_cache