docs(bump): rewrite bump about section, fix incorrect version increment rules

[bearomorphism]

Closes #781

Description

Used AI to paraphrase the whole "About" section.

Checklist

• I have read the contributing guidelines

Documentation Changes

• Run poetry doc locally to ensure the documentation pages renders correctly

Expected Behavior

Steps to Test This Pull Request

Additional Context

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.62%. Comparing base (120d514) to head (90ead46).
Report is 626 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1452      +/-   ##
==========================================
+ Coverage   97.33%   97.62%   +0.28%     
==========================================
  Files          42       57      +15     
  Lines        2104     2653     +549     
==========================================
+ Hits         2048     2590     +542     
- Misses         56       63       +7     

Flag	Coverage Δ
unittests	97.62% <ø> (+0.28%)	⬆️

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