docs(auth): correct the auth README against the GA API surface, and fix two broken exception messages - #2530

docs(auth): correct the auth README against the GA API surface, and fix two broken exception messages#2530

demolaf wants to merge 2 commits into

pre-GAfirebase/FirebaseUI-Android:pre-GAfrom

docs/auth-readme-ga-apifirebase/FirebaseUI-Android:docs/auth-readme-ga-apiCopy head branch name to clipboard