Added new target to annotation library visibility

This CL adds artservice to the visibility list for
art.module.api.annotations.for.system.modules.

Test: m com.android.art
Test: art/build/apex/runtests.sh
Bug: 177273468
Merged-In: I580b41fa183cf077d7fefea02350b2d324cf6a22
Change-Id: I580b41fa183cf077d7fefea02350b2d324cf6a22
1 file changed