rtw88: Fix an error message

The WARN_ON() macro doesn't take an error message, the argument is a
condition so this won't display the warning message.

Fixes: 27e117e4b0 ("rtw88: add deep power save support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/realtek/rtw88/ps.c

@@ -109,7 +109,7 @@ retry:
 		 * read/write. It should be treated as fatal error and
 		 * requires an entire analysis about the firmware/hardware
 		 */
-		WARN_ON("Hardware power state locked\n");
+		WARN(1, "Hardware power state locked\n");
 	}
 }
 EXPORT_SYMBOL(rtw_power_mode_change);