testing/obs-studio: modernize and enable for all architectures
Also fix the license
CC @fcolista, also any change this could be moved to community at some point?
Edited by Bart Ribbers
We are currently working on getting Alpine Linux 3.21 out. This means that merge requests that are not aimed to help with that (only affecting testing, new aports) have a lower priority at the moment. Please be patient, they will be eventually picked up.
Also fix the license
CC @fcolista, also any change this could be moved to community at some point?