feat: Added Django 3.2 with Python 3.8 and 3.9 support

[Aiky30]

• Removed django <2.2 support
• Replaced ugettext with gettext, and ugettext_lazy with gettext_lazy
• Replaced force_text() with force_str(), https://docs.djangoproject.com/en/3.2/ref/utils/#django.utils.encoding.force_text
• Replaced django.conf.urls.url() to django.urls.re_path()
• Removed providing_args from the Signals
• Fixed errors where import was moved for: ACTION_CHECKBOX_NAME
• Handle message string encoding changes: https://github.com/django/django/pull/11281