[automerger skipped] Merge "Add an RBE setup script that developers can source...

[automerger skipped] Merge "Add an RBE setup script that developers can source to run RBE builds" into rvc-dev am: 8a4d69f7 -s ours am: 3f4ca48e -s ours

am skip reason: Change-Id I2413a3648e9b2ff680cab6fededc07bbdd43378f with SHA-1 4faa2a53 is in history

Change-Id: I675478f745e2c995350815030cb2a75ce60f3079