[PRQ#49159] Deletion Request for platformio

MarsSeed [1] filed a deletion request for platformio [2]: This has been adopted to extra repo as platformio-core. [a] [a]: https://archlinux.org/packages/?q=platformio [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/platformio/