Adds Display Size to fw_dut_info.go

Works by searching and decoding edid files on the DUT

BUG=b:326315770
TEST=manual (go run fw_dut_info.go $HOST)

Change-Id: I6d56d62f6295ae95b0df8ae98e85e8ebb6095151
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crostestutils/+/5337607
Tested-by: Sean Carpenter <seancarpenter@google.com>
Reviewed-by: Andrew Luo <aluo@chromium.org>
Auto-Submit: Sean Carpenter <seancarpenter@google.com>
Commit-Queue: Sean Carpenter <seancarpenter@google.com>
1 file changed