Also move vdex files from system_b.

Both .odex and .vdex files are needed to avoid doing dexopt
at first boot.

bug:32224338
bug:29278988

Test: flash pixel device, check no dex2oat of prebuilts is done.

Change-Id: Iafaeae64efd4e044590ef23d813aa0e2642c1226
2 files changed