Update release-notes.md
Update release-notes.md

Add permission script required to run for multicast feature
jorgevbo/server,gale320/server,ivesbai/server,jorgevbo/server,doubleshot/server,kaltura/server,gale320/server,matsuu/server,doubleshot/server,ratliff/server,ratliff/server,gale320/server,doubleshot/server,DBezemer/server,DBezemer/server,ratliff/server,doubleshot/server,jorgevbo/server,matsuu/server,jorgevbo/server,kaltura/server,matsuu/server,matsuu/server,gale320/server,ivesbai/server,DBezemer/server,doubleshot/server,matsuu/server,matsuu/server,jorgevbo/server,doubleshot/server,gale320/server,DBezemer/server,kaltura/server,ivesbai/server,matsuu/server,gale320/server,ivesbai/server,kaltura/server,ratliff/server,jorgevbo/server,ivesbai/server,DBezemer/server,ivesbai/server,DBezemer/server,gale320/server,ratliff/server,ratliff/server,jorgevbo/server,matsuu/server,ratliff/server,gale320/server,jorgevbo/server,DBezemer/server,doubleshot/server,ivesbai/server,DBezemer/server,ratliff/server,kaltura/server,kaltura/server,ivesbai/server,doubleshot/server