[PRQ#63171] Deletion Request for pypy-stm-hg

MarsSeed [1] filed a deletion request for pypy-stm-hg [2]: Broken VCS package from 2020. Missing some maketime dependencies. But it would also be pointless to fix this: source branch has not been developed since 2015. [a] [a]: https://foss.heptapod.net/pypy/pypy/-/tree/branch/stmgc-c7 [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/pypy-stm-hg/