publish parrot firmware

This is a snapshot from:
	https://chrome-internal.googlesource.com/chromeos/third_party/coreboot
at git sha1:
	18660bbcbafdf63f3f53d75e78e4781eabed6b08

All files in the 3rdparty/ subdir have been stripped.

BUG=None
TEST=compiled internal repo & public repo and compared disassembled files

Change-Id: I617f011343b6c736f197b39c467d611b7c12c87a
Reviewed-on: https://chromium-review.googlesource.com/194532
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>