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: 69ba6af8
am: bb3b2a5b
Change-Id: I0f8137dd782211f4dd8807e7660043de302d10fa