Update to PyO3 0.29

[g-bauer]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.64%. Comparing base (eacbad6) to head (7153492).

Additional details and impacted files

@@ Coverage Diff @@## main #117 +/- ##
=======================================
Coverage 85.64% 85.64% =======================================
Files 3 3 Lines 1198 1198 Branches 1198 1198 =======================================
Hits 1026 1026 Misses 106 106 Partials 66 66 

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[davidhewitt]

Thanks!