fbdev/simplefb: Suppress error on missing power domains

Merge Request Required Information

Summary of Changes

A non-functional issue was found on the ML with the patches in !3332 (merged).

This MR contains the upstream fix.

Approved Development Ticket

JIRA: https://issues.redhat.com/browse/RHEL-17425

Signed-off-by: Robert Foss rfoss@kernel.org

drm-misc-fixes commits
86bf8cfda6d2 - drm/tegra: Remove existing framebuffer only if we support display