NEW: release DJI Payload-SDK version 3.4

Signed-off-by: DJI-Martin <DJI-Martin@dji.com>

samples/sample_c/module_sample/gimbal_emu/test_payload_gimbal_emu.c

@@ -391,7 +391,7 @@ static void *UserGimbal_Task(void *arg)
                                                NULL);
     if (djiStat == DJI_ERROR_SUBSCRIPTION_MODULE_CODE_TOPIC_DUPLICATE) {
         USER_LOG_DEBUG("Subscribe topic quaternion duplicate.");
-    } else {
+    } else if (djiStat != DJI_ERROR_SYSTEM_MODULE_CODE_SUCCESS)  {
         USER_LOG_ERROR("Subscribe topic quaternion error.");
     }