[PRQ#58456] Deletion Request for liboqapy-iproc

MarsSeed [1] filed a deletion request for liboqapy-iproc [2]: Cleanup. EOL for 7 years, broken. Along with its consumer, oqapy w/ missing source (del req: PRQ#58428), and python-oqapy-iproc, w/ missing deps (del req: PRQ#58429). [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/liboqapy-iproc/