Update python-app.yml

oopsie

.github/workflows/python-app.yml

@@ -1,4 +1,4 @@
-e# This workflow will install Python dependencies, run tests and lint with a single version of Python
+# This workflow will install Python dependencies, run tests and lint with a single version of Python
 # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
 
 name: Python application