drm/nouveau: specify if interruptible wait is desired in nouveau_fence_sync

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>

diff --cc drivers/gpu/drm/nouveau/nouveau_bo.c
Simple merge

diff --cc drivers/gpu/drm/nouveau/nouveau_display.c
Simple merge

diff --cc drivers/gpu/drm/nouveau/nouveau_fence.c
Simple merge

diff --cc drivers/gpu/drm/nouveau/nouveau_fence.h
Simple merge

diff --cc drivers/gpu/drm/nouveau/nouveau_gem.c
Simple merge