dataconnect: ci: upgrade data connect emulator to 2.15.1 (was 2.14.0) and firebase-tools to 14.27.0 (was 14.18.0)#7585

dconeybe merged 2 commits intomainfirebase/firebase-android-sdk:mainfrom

dconeybe/dataconnect/Emulator_2_15_1firebase/firebase-android-sdk:dconeybe/dataconnect/Emulator_2_15_1Copy head branch name to clipboard