Add android extension to expose detrand.Disable() am: eee46e6d5c am: 1a171bb04b am: 639e78f42c am: 3d215d4dc1 am: 13189c309c

Original change: https://android-review.googlesource.com/c/platform/external/golang-protobuf/+/1833015

Change-Id: Ic9795705d4dfc9f559619e15ee33a418547d00f5