[autoupdate] Update Cython from 3.0.6 to 3.0.7

[isc-adang]

A new version of Cython is available.

Changelog (sourced from https://cython.readthedocs.io/en/latest/src/changes.html)

3.0.7 (2023-12-19)

Bugs fixed

• In the iterator of generator expressions, await and yield were not correctly analysed. (Github issue #5851)

• cpdef enums with the same name cimported from different modules could lead to invalid C code. (Github issue #5887)

• Some declarations in cpython.unicode were fixed and extended. (Github issue #5902)

• Compiling fused types used in pxd files could crash Cython in Python 3.11+. (Github issues #5894, #5588)

• Source files with non-ASCII file names could crash Cython. (Github issue #5873)

• Includes all bug-fixes and features from the 0.29 maintenance branch up to the 0.29.37 (2023-12-18) release.

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