[automerger skipped] Migrate BackgroundDexOptServiceIntegrationTests to androidx.test
am: 3bc264d1a0 -s ours
am skip reason: change_id I32fe3297656eec6060da6c7e24582bcd5315fb16 with SHA1 502ec7ae4b is in history

Change-Id: Ib4f6434c076a666bb1bda697efc582654b016786