General repo and tooling cleanup

[munrojm]

Changes to more closely conform the standards set by the scientific python project https://github.com/scientific-python/repo-review

[codecov-commenter]

Codecov Report

Patch coverage: 97.10% and project coverage change: +0.26% 🎉

Comparison is base (f8cfd82) 69.64% compared to head (2a3278a) 69.90%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #839      +/-   ##
==========================================
+ Coverage   69.64%   69.90%   +0.26%     
==========================================
  Files          51       51              
  Lines        2418     2429      +11     
==========================================
+ Hits         1684     1698      +14     
+ Misses        734      731       -3     

Files Changed	Coverage Δ
mp_api/client/mprester.py	65.06% <83.33%> (+0.15%)	⬆️
mp_api/client/__init__.py	100.00% <100.00%> (ø)
mp_api/client/core/__init__.py	100.00% <100.00%> (ø)
mp_api/client/core/client.py	82.79% <100.00%> (+0.72%)	⬆️
mp_api/client/core/utils.py	60.37% <100.00%> (+0.76%)	⬆️
mp_api/client/routes/__init__.py	100.00% <100.00%> (ø)
mp_api/client/routes/_general_store.py	100.00% <100.00%> (ø)
mp_api/client/routes/_messages.py	100.00% <100.00%> (ø)
mp_api/client/routes/_user_settings.py	100.00% <100.00%> (ø)
mp_api/client/routes/materials/__init__.py	88.57% <100.00%> (+0.33%)	⬆️
... and 40 more

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