python3-Cython0.29: remove package

This package is incompatible with Python 3.13 and is no longer required
by any Void packages.

Author: ahesford

srcpkgs/python3-Cython0.29/template

@@ -693,6 +693,7 @@ replaces="
  python-xlib<=0.29_1
  python-zipp<=1.2.0_2
  python-zope.interface<=5.5.2_1
+ python3-Cython0.29<=0.29.37_1
  python3-Django<=3.0.7_2
  python3-Flask-Assets<=0.12_9
  python3-Flask-Mail<=0.9.1_5