Cleanup test for update-buildpack.
Cleanup test for update-buildpack.

[#68475822]

18F/cli,nttlabs/cli,Zouuup/cli,cgvarela/cli,cgvarela/cli,HuaweiTech/cli,markstgodard/cli,evanfarrar/cli,TomG713/cli,Zouuup/cli,saravana76/cli,carnell69/cli,zhang-hua/cli,EngineerBetter/cli,nttlabs/cli,cf-routing/cli,markstgodard/cli,mcowger/cli,SrinivasChilveri/cli,xingzhou/cli,hyenaspots/cli,SrinivasChilveri/cli,fujitsu-cf/cli,markstgodard/cli,evanfarrar/cli,AmitRoushan/cli,18F/cli,hyenaspots/cli,ofer43211/cli,kavoj/cli,SrinivasChilveri/cli,saurabhguptasg/cli,diatmpravin/cli,simonleung8/cli,zhang-hua/cli,HuaweiTech/cli,EngineerBetter/cli,ReachingOut/cli,nttlabs/cli,simonleung8/cli,mcowger/cli,saravana76/cli,kavoj/cli,xingzhou/cli,cgvarela/cli,ReachingOut/cli,zhang-hua/cli,TomG713/cli,AmitRoushan/cli,HuaweiTech/cli,rastasheep/trash-can,18F/cli,diatmpravin/cli,saurabhguptasg/cli,srikanth88infy/cli,cgvarela/cli,mcintyred/cli,pishro-cc/cli,saurabhguptasg/cli,EngineerBetter/cli,xingzhou/cli,evanfarrar/cli,carnell69/cli,zhang-hua/cli,EngineerBetter/cli,pishro-cc/cli,ofer43211/cli,carnell69/cli,fujitsu-cf/cli,Zouuup/cli,srikanth88infy/cli,AmitRoushan/cli,TomG713/cli,evanfarrar/cli,xingzhou/cli,fujitsu-cf/cli,srikanth88infy/cli,kavoj/cli,saravana76/cli,cf-routing/cli,simonleung8/cli,ReachingOut/cli,saravana76/cli,HuaweiTech/cli,rastasheep/trash-can,Zouuup/cli,pishro-cc/cli,carnell69/cli,markstgodard/cli,TomG713/cli,18F/cli,cf-routing/cli,SrinivasChilveri/cli,mcintyred/cli,ReachingOut/cli,nttlabs/cli,mcintyred/cli,cf-routing/cli,srikanth88infy/cli,pishro-cc/cli,ofer43211/cli,hyenaspots/cli,diatmpravin/cli,kavoj/cli,mcowger/cli,hyenaspots/cli,AmitRoushan/cli,mcintyred/cli,mcowger/cli,rastasheep/trash-can,saurabhguptasg/cli,ofer43211/cli,rastasheep/trash-can,diatmpravin/cli