drm/xe: common function to assign queue name

drm/xe: common function to assign queue name

The queue name assignment is identical in both GuC and execlists
backends, so we can move it to a common function. This will make adding
a new entry in the next patch slightly cleaner.

Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://lore.kernel.org/r/20230817201831.1583172-2-daniele.ceraolospurio@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>