Add Common Constraint (#139)

* Python code cleanup by the cleanup-python-code Jenkins job.

This pull request was generated by the cleanup-python-code Jenkins job, which ran
```
add_common_constraint; make upgrade
```

The following packages were installed:
`edx-repo-tools`

* Added --django-settings-module to pylint

* Changed position

* Remove django-settings-module from pylint command

* Add django-not-configured in pylintrc

Co-authored-by: Muhammad Soban Javed <58461728+iamsobanjaved@users.noreply.github.com>