[PRQ#74710] Deletion Request for python-cython

[notify]

insmtr [1] filed a deletion request for python-cython [2]:

cython-git is already available in aur, and cython is also present in
extra.

[1] https://aur.archlinux.org/account/insmtr/
[2] https://aur.archlinux.org/pkgbase/python-cython/