UI: remove redundant commas in tags list (services view)
UI: remove redundant commas in tags list (services view)

When some services had no tags(Tags is null) and some did have tags redundant commas were added to the tags list.
youhong316/consul,calgaryscientific/consul,42wim/consul,rhyas/consul,sean-/consul,vamage/consul,tugbabodrumlu/consul,rhyas/consul,Thib17/consul,pmalmgren/consul,sunadm/consul,andygoalkeeper/consul,pmalmgren/consul,i0rek/consul,sweeneyb/consul,hashicorp/consul,dankraw/consul,sunadm/consul,tugbabodrumlu/consul,i0rek/consul,andygoalkeeper/consul,leowmjw/consul,42wim/consul,andygoalkeeper/consul,tshak/consul,scalp42/consul,sweeneyb/consul,i0rek/consul,kingland/consul,mckennajones/consul,Thib17/consul,vamage/consul,sunadm/consul,tugbabodrumlu/consul,calgaryscientific/consul,kingland/consul,mckennajones/consul,sunadm/consul,tugbabodrumlu/consul,tugbabodrumlu/consul,tshak/consul,sweeneyb/consul,zeroae/consul,sunadm/consul,42wim/consul,Thib17/consul,andygoalkeeper/consul,pmalmgren/consul,youhong316/consul,rhyas/consul,scalp42/consul,rhyas/consul,42wim/consul,sweeneyb/consul,scalp42/consul,42wim/consul,kingland/consul,pmalmgren/consul,andygoalkeeper/consul,Thib17/consul,rhyas/consul,mckennajones/consul,sean-/consul,i0rek/consul,dankraw/consul,tshak/consul,leowmjw/consul,vamage/consul,calgaryscientific/consul,dankraw/consul,zeroae/consul,vamage/consul,youhong316/consul,kingland/consul,hashicorp/consul,leowmjw/consul,kingland/consul,leowmjw/consul,dankraw/consul,mckennajones/consul,hashicorp/consul,leowmjw/consul,zeroae/consul,scalp42/consul,sean-/consul,pmalmgren/consul,calgaryscientific/consul,zeroae/consul,i0rek/consul,sweeneyb/consul,youhong316/consul,dankraw/consul,tshak/consul,scalp42/consul,sean-/consul,sean-/consul,zeroae/consul,tshak/consul,calgaryscientific/consul,youhong316/consul,Thib17/consul,vamage/consul,hashicorp/consul,mckennajones/consul