Hakkar - Blood Barrier Immunity Alert

Shows the "use immunity" progress bar + plays Immunity.ogg sound.

Based on Causese's immunity WA for Inerva.

https://wago.io/aM-Z6c1kx

SharedMedia_Causese addon is necessary to play the sound.

https://www.curseforge.com/wow/addons/sharedmedia_causese