Don't mark external as shared
Don't mark external as shared

This keeps the external network from showing up when building instances.

pgraziano/ursula,lihkin213/ursula,wupeiran/ursula,lihkin213/ursula,paulczar/ursula,greghaynes/ursula,ddaskal/ursula,davidcusatis/ursula,knandya/ursula,ryshah/ursula,masteinhauser/ursula,davidcusatis/ursula,edtubillara/ursula,msambol/ursula,greghaynes/ursula,dlundquist/ursula,edtubillara/ursula,sivakom/ursula,pgraziano/ursula,persistent-ursula/ursula,masteinhauser/ursula,persistent-ursula/ursula,knandya/ursula,panxia6679/ursula,lihkin213/ursula,aldevigi/ursula,j2sol/ursula,panxia6679/ursula,zrs233/ursula,wupeiran/ursula,knandya/ursula,pgraziano/ursula,pgraziano/ursula,aldevigi/ursula,narengan/ursula,wupeiran/ursula,channus/ursula,narengan/ursula,rongzhus/ursula,nirajdp76/ursula,kennjason/ursula,channus/ursula,MaheshIBM/ursula,dlundquist/ursula,aldevigi/ursula,dlundquist/ursula,MaheshIBM/ursula,paulczar/ursula,zrs233/ursula,ddaskal/ursula,fancyhe/ursula,twaldrop/ursula,nirajdp76/ursula,greghaynes/ursula,nirajdp76/ursula,masteinhauser/ursula,j2sol/ursula,twaldrop/ursula,davidcusatis/ursula,blueboxgroup/ursula,twaldrop/ursula,j2sol/ursula,wupeiran/ursula,paulczar/ursula,ryshah/ursula,channus/ursula,blueboxgroup/ursula,rongzhus/ursula,ddaskal/ursula,sivakom/ursula,edtubillara/ursula,persistent-ursula/ursula,masteinhauser/ursula,fancyhe/ursula,MaheshIBM/ursula,fancyhe/ursula,fancyhe/ursula,msambol/ursula,knandya/ursula,blueboxgroup/ursula,ddaskal/ursula,kennjason/ursula,rongzhus/ursula,j2sol/ursula,narengan/ursula,channus/ursula,sivakom/ursula,blueboxgroup/ursula,nirajdp76/ursula,twaldrop/ursula,panxia6679/ursula,ryshah/ursula,lihkin213/ursula,edtubillara/ursula,persistent-ursula/ursula,rongzhus/ursula,ryshah/ursula,panxia6679/ursula,msambol/ursula,kennjason/ursula,zrs233/ursula,narengan/ursula,zrs233/ursula