Remove unnecessary dependency of the sdk target.
Remove unnecessary dependency of the sdk target.

ALL_GENERATED_SOURCES forces to build heavy things already covered by
build cache.

Change-Id: I362bc450b9e303120d12ee8d53d75e86ef71e58f

xorware/android_build,xorware/android_build,xorware/android_build,xorware/android_build,xorware/android_build