Summary:
This compiles SampleTurboModule into RNTester Android. It also adds the NativeModule playground to show case TurboModule system to RNTester examples, just like in iOS.
{F337854369}
Changelog: [Android][TurboModule] Added TurboModule example to RNTester when `USE_CODEGEN` is set
Reviewed By: hramos
Differential Revision: D24004711
fbshipit-source-id: b682dd51fa998ee2e60f8d6ffd8c39220d13a7fe