Add new samples to build.gradle

- media/HdrViewfinder
- ui/activitytasks/DocumentCentricApps
- ui/activitytasks/DocumentCentricRelinquishIdentity
- admin/AppRestrictionEnforcer
- admin/AppRestrictionSchema

Change-Id: Id9af24fefd322c14c9edd1db32cf2c319308b3ad
1 file changed