Bump version and update change log for 1.4.13

[junkmd]

This release supports Python 3.14 and no longer supports Python 3.8.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 84.69%. Comparing base (2429d34) to head (2028d3d).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #874   +/-   ##
=======================================
  Coverage   84.69%   84.69%           
=======================================
  Files         125      125           
  Lines       11532    11532           
=======================================
  Hits         9767     9767           
  Misses       1765     1765           

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