drm/edp-panel: Add panels delay entries

Add panels used by Mediatek MT8173 Chromebooks.

Signed-off-by: Pin-yen Lin <treapking@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231214152817.2766280-3-treapking@chromium.org