drm/xe/guc: Print GuC error codes as hex value

We maintain GuC error code values in hex format. Also print them
in that format for easier matching.

While at it, slightly reformat the log and add missing \n.
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/20240625141258.1257-4-michal.wajdeczko@intel.comSigned-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

drivers/gpu/drm/xe/xe_guc_ct.c

@@ -882,7 +882,7 @@ static int guc_ct_send_recv(struct xe_guc_ct *ct, const u32 *action, u32 len,
 		goto retry;
 	}
 	if (g2h_fence.fail) {
-		xe_gt_err(gt, "H2G send failed, action 0x%04x, error %d, hint %u",
+		xe_gt_err(gt, "H2G request %#x failed: error %#x hint %#x\n",
 			  action[0], g2h_fence.error, g2h_fence.hint);
 		ret = -EIO;
 	}