drm/xe/guc: Expose engine activity only for supported GuC version

drm/xe/guc: Expose engine activity only for supported GuC version

Engine activity is supported only on GuC submission version >= 1.14.1
Allow enabling/reading engine activity only on supported
GuC versions. Warn once if not supported.

v2: use guc interface version (John)
v3: use debug log (Umesh)
v4: use variable for supported and use gt logs
    use a friendlier log message (Michal)
v5: fix kernel-doc
    do not continue in init if not supported (Michal)
v6: remove hardcoding values (Michal)

Cc: John Harrison <John.C.Harrison@Intel.com>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Signed-off-by: Riana Tauro <riana.tauro@intel.com>
Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250224053903.2253539-4-riana.tauro@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>