drm/xe/guc: Bump the recommended GuC version to 70.44.1

A new workaround requires a newer GuC version. So, recommend that
users install it.

Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Link: https://lore.kernel.org/r/20250403185619.1555853-6-John.C.Harrison@Intel.com


Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>