Bump stable gradle plugin version
Bump stable gradle plugin version

Summary:
You get an annoying prompt from Android Studio every time you open the project.

From the changelog:

> This is a minor update that adds compatibility with Android Studio 2.3.2.

Reviewed By: IanChilds

Differential Revision: D5136959

fbshipit-source-id: eea5714fb98c772fc6db1b326bb14a292b0b1160

facebook/litho,facebook/litho,facebook/litho,facebook/litho,facebook/litho,facebook/litho