Add a second Leaf Aptus 22 entry - as Mamiya 645 AFD backend.
Add a second Leaf Aptus 22 entry - as Mamiya 645 AFD backend.

Refs. https://github.com/darktable-org/darktable/issues/2647

LebedevRI/rawspeed,darktable-org/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed,darktable-org/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,LebedevRI/rawspeed