Add AndroidTest file for ExtServices

Test: make
Bug: 111475013, 117228643
Change-Id: Id649a1ed2109dee87bb8c61c3a161efe99c5e457
Merged-In: Id649a1ed2109dee87bb8c61c3a161efe99c5e457
(cherry picked from commit cfd2692a94503753bf9abcffdb40ed2de682dd41)
1 file changed