move firmware to vendor/amazon

Change-Id: I7909438714d1e4817e507920b8e08a97d02c539e
move prebuilt/bin to vendor/amazon

Change-Id: I223e525ac89ba8adf2fc56ac14fe2e887cbde0fa
update otter-common build

Change-Id: Ief0131b7a26488ab0a0642ad5fb82bde21f6a16a
domx: fix include reference

Change-Id: I75c1360d2ae0e0e41de26227910241d82abf757d