Otapreopt: Check dexopt return status before retry

Only retry compilation (triggering a wipe and boot image regeneration)
when dex2oat failed in runtime creation.

Bug: 36336122
Test: m
Test: Device boots
Test: Can install apps
Test: Can run A/B OTA
Change-Id: I1a2ae3a871a926002980acd8b7fa777fe8f7d739