lz4: Enable building with Android
lz4: Enable building with Android

Signed-off-by: Humberto Borba <d5e259fc45f2e6f8cdde2824f76027344f51eeaf@gmail.com>
Change-Id: Ibecdd663e550fe83d1def540c65c2b0c4970c3e2

CandySiX-Testing/external_lz4,CandySiX-Testing/external_lz4