drm/i915/guc: Update log for unsolicited CTB response

Instead of printing message fence twice, include HXG header of the
unexpected message and its len.
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: John Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230526235538.2230780-3-John.C.Harrison@Intel.com

drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c

@@ -994,9 +994,8 @@ static int ct_handle_response(struct intel_guc_ct *ct, struct ct_incoming_msg *r
 		break;
 	}
 	if (!found) {
-		CT_ERROR(ct, "Unsolicited response (fence %u)\n", fence);
-		CT_ERROR(ct, "Could not find fence=%u, last_fence=%u\n", fence,
-			 ct->requests.last_fence);
+		CT_ERROR(ct, "Unsolicited response message: len %u, data %#x (fence %u, last %u)\n",
+			 len, hxg[0], fence, ct->requests.last_fence);
 		list_for_each_entry(req, &ct->requests.pending, link)
 			CT_ERROR(ct, "request %u awaits response\n",
 				 req->fence);