Use the non-debug apex for userdebug builds

Userdebug device builds are providing a debug ART module
(com.android.art.debug), which prevents the override_apex()
soong function to properly override com.android.art module,
leading to multiple art modules on a device image.

BUG: 173331738
BUG: 173662703
Test: TH
Merged-In: I0cdc4b43bd56156ba5f0bcbafec77701dede2bb0
Change-Id: Ic9b3d470b86500b5acb70540c0ac2bdb83e775dc
1 file changed