[Cherry-pick][main] Add 'make generate-fakes' and use it - #3651

[Cherry-pick][main] Add 'make generate-fakes' and use it#3651

marckhouzam wants to merge 2 commits into

cloudfoundry:maincloudfoundry/cli:mainfrom

marckhouzam:marck/cp/generateFakesmarckhouzam/cf-cli:marck/cp/generateFakesCopy head branch name to clipboard