Set max diff size to 300 to ease and speed up code review process References: [Github Action usage](https://github.com/evrone/evrone-django-template/blob/master/%7B%7Bcookiecutter.project_name%7D%7D/.github/workflows/pr.yaml) [Action implementation](https://github.com/evrone/evrone-django-template/blob/master/%7B%7Bcookiecutter.project_name%7D%7D/.github/actions/large-pr-check/action.yaml) [local script implementation](https://github.com/evrone/evrone-django-template/blob/master/%7B%7Bcookiecutter.project_name%7D%7D/scripts/pr-max-diff-checker.sh) [make command](https://github.com/evrone/evrone-django-template/blob/master/%7B%7Bcookiecutter.project_name%7D%7D/Makefile)
Set max diff size to 300 to ease and speed up code review process
References: Github Action usage Action implementation local script implementation make command