[PRQ#71234] Deletion Request for linux-clear-lts2018

MarsSeed [1] filed a deletion request for linux-clear-lts2018 [2]: EOL since last year. Abandoned on AUR since 2023, and unused (0 pkgstats). [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/linux-clear-lts2018/