libhwc2.1: use panel model in EDID

Use the panel model as the monitor descriptor in the EDID, which
provides a unique display ID for the panel revision.

Bug: 217472351
Change-Id: Ica67cee1cf3b4e7a267a9d7d6dd1e71e983a0889
Signed-off-by: Jeremy DeHaan <jdehaan@google.com>
3 files changed