Bump pip version
Bump pip version

We were pinned to a hilariously old pip that was failing to parse some
requirements coming in from oslo.

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