[automerger skipped] Merge "Generate the ART boot image for host as well (used...

[automerger skipped] Merge "Generate the ART boot image for host as well (used by ART tests)." into rvc-dev am: b3b814cb -s ours am: 58e1bd3d -s ours am: 90a9eee5 -s ours am: 1790ef3a -s ours

am skip reason: Change-Id I864f72198d875dc1421c9c029a683bafbe7b71ac with SHA-1 7f8dac12 is in history

Change-Id: I4f716d1dccf2109c00241fcb6b18a74585046921