Install /system/product apps odex in system-other.

This will cause odex/vdex files for apps installed under
/system/product/{priv-,}app to be installed in system-other image, under
/system/product/{priv-,}app as well.

Test: m on marlin-userdebug target, analyzed
installed-files{,-system-other}.txt
Bug: 110072687

Change-Id: I63406f91acc3de4b4f142767e28d45308706c7da