SlashCo.AudioSystem.EnableBackgroundMusic
Description
Enables the background music again after it was disabled using SlashCo.AudioSystem.DisableBackgroundMusic
Arguments
1boolean forced = false
Set this to true if you want to force enable it.
If the background music was disabled with force = true then calling this with false will FAIL!
If you want to enable the background music after it was force disabled you must set this to true!
