linux-phytec-ti

drm/nouveau/pmu: remove whitelist for PGOB-exit WAR, enable by default

NVIDIA have indicated that the workaround is required on all GK10[467]
boards that have the PGOB fuse set.

I've left the commandline option in place for now, as paranoia.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>