fizz: Add new board Use the standard chromebox config for fizz as well. BUG=b:35775024 BRANCH=None TEST=emerge on fizz Change-Id: I2ec8161141e1e20cfca4e8984bf6886070a897e8 Signed-off-by: Shelley Chen <[email protected]> Reviewed-on: https://chromium-review.googlesource.com/449872 Reviewed-by: Aaron Durbin <[email protected]> Reviewed-by: Furquan Shaikh <[email protected]>