test: Updated tests to include Django 4.1/2 and Python 3.11.

[greyhare]

Description

Added test cases for Django 4.1, 4.2, and Python 3.11.

Related resources

• Release version 2 to PyPI #39

Checklist

• I have opened this pull request against master
• I have added or modified the tests when changing logic
• I have followed the conventional commits guidelines to add meaningful information into the changelog -- I'm not sure what to put there, as there are existing changes.
• I have read the contribution guidelines and I have joined #workgroup-pr-review on
  Slack to find a “pr review buddy” who is going to review my pull request. -- I'm not on Slack at all and have not checked what that entails. Can we just discuss it in the GH issue?

[codecov]

Codecov Report

Merging #40 (2eee1b5) into master (d72b733) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master      #40   +/-   ##
=======================================
  Coverage   39.11%   39.11%           
=======================================
  Files          13       13           
  Lines         409      409           
  Branches       43       57   +14     
=======================================
  Hits          160      160           
  Misses        248      248           
  Partials        1        1