Log Message:
py-cython: updated to 0.29.26

0.29.26 (2021-12-16)
====================

Bugs fixed
----------
* An incompatibility with CPython 3.11.0a3 was resolved.
* The ``in`` operator failed on literal lists with starred expressions.
* A C compiler warning in PyPy about a missing struct field initialisation was \ 
resolved.