urara: add board id information for urara board

urara: add board id information for urara board

BUG=chrome-os-partner:31438
TEST=tested on Pistachio FPGA; works as expected.
BRANCH=none

Change-Id: If4493fcb37cf649fb0a56d594ac58556da3aa571
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 0f6764396be1ab17875d9c73624cce48dc6790e6
Original-Change-Id: I925ebd6ea4fc30c1c1d91559f96eaad62d06aba8
Original-Signed-off-by: Ionela Voinescu <ionela.voinescu@imgtec.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/239490
Original-Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Commit-Queue: Vadim Bendebury <vbendeb@chromium.org>
Original-Tested-by: Vadim Bendebury <vbendeb@chromium.org>
Reviewed-on: http://review.coreboot.org/9724
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>