[PRQ#75651] Merge Request for mitsuba-git

matthewq337 [1] filed a request to merge mitsuba-git [2] into mitsuba3-git [3]: mitsuba is depriciated, Mitsuba 3 strives to retain scene compatibility with its predecessors: Mitsuba 0.6 and Mitsuba 2. [1] https://aur.archlinux.org/account/matthewq337/ [2] https://aur.archlinux.org/pkgbase/mitsuba-git/ [3] https://aur.archlinux.org/pkgbase/mitsuba3-git/