www/py-dj41-django-js-asset: Update to 2.2.0

• This update remedies build issues with devel/py-hatchling 1.19 or later and should fix the build after 177a17506075 [1]

Changelog:

https://github.com/matthiask/django-js-asset/blob/2.2/CHANGELOG.rst

PR: 275770 (for py-dj42-django-js-asset) [1]
Reported by: Einar Bjarni Halldórsson [1], pkg-fallout [1]