Summary:
I wasn't able to run Android instrumentation tests locally from Android Studio without bumping the gradle plugin version and gradle version.
I know that Facebook is planning to move away from Gradle into BUCK only, but this is a pretty straightforward change that seemed to fix it for me.
Closes https://github.com/facebook/react-native/pull/9573

Differential Revision: D3770659

Pulled By: bestander

fbshipit-source-id: 14cefef6071c4ade985a9b3b27cf37d16d670520