drm/nouveau: select FW caching

drm/nouveau: select FW caching

[ Upstream commit 6b481ab0e6855fb30e2923c51f62f1662d1cda7e ]

nouveau tries to load some firmware during suspend that it loaded
earlier, but with fw caching disabled it hangs suspend, so just rely on
FW cache enabling instead of working around it in the driver.

Fixes: 176fdcbddfd2 ("drm/nouveau/gsp/r535: add support for booting GSP-RM")
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20250207012531.621369-1-airlied@gmail.com
Signed-off-by: Sasha Levin <sashal@kernel.org>