drm/xe/guc: Drop redundant logs about invalid G2H length

We are now logging details of the failed G2H message (including
its length) at the GuC CT component. Drop now redundant log from
the GuC submit code.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241105173032.1947-3-michal.wajdeczko@intel.com