Bump version to 1.4.3 in pyproject.toml and uv.lock

[GitBib]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.27%. Comparing base (c58826b) to head (46a4f5f).
⚠️ Report is 2 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master      #32   +/-   ##
=======================================
  Coverage   99.27%   99.27%           
=======================================
  Files           5        5           
  Lines         138      138           
=======================================
  Hits          137      137           
  Misses          1        1           

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