Log Message:
py-djangocms-admin-style: updated to 1.5.0

1.5.0:
Added support for Django 3.0
Added support for Python 3.8

1.4.0:
Introduced support for Django 2.2 and django CMS 3.7
Removed support for Django 2.0
Extended test matrix
Fixed screenshot tests for Django 2.1 and higher
Added new classifiers