chore(py): release tket-exts 0.14.3

[hugrbot]

🤖 I have created a release beep boop

0.14.3 (2026-09-17)

Features

• Add pauli_exp extension (#1996) (d7d0bd3)

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.22%. Comparing base (7e42cd0) to head (cf965fd).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1998   +/-   ##
=======================================
  Coverage   87.22%   87.22%           
=======================================
  Files         204      204           
  Lines       32164    32164           
  Branches    30501    30501           
=======================================
  Hits        28055    28055           
  Misses       2896     2896           
  Partials     1213     1213           

Flag	Coverage Δ
python	92.27% <100.00%> (ø)

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