* DEP: Use Cython 3.0

* Cython 3.0.3

* Update to Cython 3.0.4

* Merge pyi updates

* fixup

* Update pyi files and upgrade to Cython 3.0.5

* Remove debug print

* fix typo

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Co-authored-by: Thomas Li <47963215+lithomas1@users.noreply.github.com>