drm/panic: Fix overlap between qr code and logo

The borders of the qr code was not taken into account to check if it
overlap with the logo, leading to the logo being partially covered.

Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://lore.kernel.org/r/20251009122955.562888-3-jfalempe@redhat.com


Signed-off-by: Jocelyn Falempe <jfalempe@redhat.com>