[chloggen] Sort changelog entries alphabetically by component

[mowies]

Fixes #1275

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 62.44%. Comparing base (831681a) to head (5d215b5).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1276      +/-   ##
==========================================
+ Coverage   62.41%   62.44%   +0.02%     
==========================================
  Files          65       65              
  Lines        4023     4026       +3     
==========================================
+ Hits         2511     2514       +3     
  Misses       1280     1280              
  Partials      232      232              

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[evan-bradley]

I think this will be a big usability improvement for users looking through changelogs.