Music: Use Artist tag rather Album Artist when sorting by Artist

I think this is actually in the wrong section, it is in feature request when actually it is a bug. This thread is 3 years old and no movement from PLEX at all.
If you go to reddit, you’ll see the growing dissatisfaction with PLEX and the move to other media servers, I am reluctant to do so but if this and a large number of other issues, including answering paying customers isn’t resolved I will join the masses also

Early 2021 clean-up: