Merge "update Cloud Test Lab guide for Firebase / Studio 2.2. Originally...
Merge "update Cloud Test Lab guide for Firebase / Studio 2.2. Originally written by Aaron Carey. bug: 30400568" into nyc-dev am: bf5f1674
am: 50c4b926
Change-Id: I7ce11c6f37dc7427f1b886b0e6cd0110c6cde530