fix mqtt username

sean.zhou

2022-09-26 7e295f6d6360c0077724d856044033eca41787ba

fix mqtt username

 src/pages/page-pilot/pilot-home.vue

@@ -285,7 +285,7 @@
    // thing
    const param: ThingParam = {
      host: res.data.mqtt_addr,
      username: username.value,
      username: res.data.mqtt_username,
      password: res.data.mqtt_password,
      connectCallback: 'connectCallback'
    }