[PRQ#49774] Merge Request for matcha-kde-git

Phantasm [1] filed a request to merge matcha-kde-git [2] into plasma5-themes-matcha-git [3]: Rename package from matcha-git to plasma5-themes-matcha-git to comply with stupid KDE packaging guidelines. [1] https://aur.archlinux.org/account/Phantasm/ [2] https://aur.archlinux.org/pkgbase/matcha-kde-git/ [3] https://aur.archlinux.org/pkgbase/plasma5-themes-matcha-git/