Android.bp: Add include exports for android dir

This forward ports Stefan Schake's patch
32ee9c0e0566 "android: Add missing include exports" to the
Android.bp file.

Change-Id: Ie07582b87ae3bda0d49073c524e5c0a394e614bb
Signed-off-by: John Stultz <john.stultz@linaro.org>
1 file changed