[PRQ#63150] Deletion Request for pypy-stm-hg

MarsSeed [1] filed a deletion request for pypy-stm-hg [2]: Broken. Unmaintained since 2015. Upstream branch deleted. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/pypy-stm-hg/