修复推流生成通道未通知上级平台的问题，添加注册时清楚脏数据。

648540858

2022-01-19 6ba8ab22b54e83d0e0edabb9d0fdc8870b86e98f

 web_src/src/components/dialog/platformEdit.vue

@@ -196,6 +196,7 @@
        this.platform.transport = platform.transport;
        this.platform.characterSet = platform.characterSet;
        this.platform.shareAllLiveStream = platform.shareAllLiveStream;
        this.platform.catalogId = platform.catalogId;
        this.onSubmit_text = "保存";
      }
      this.showDialog = true;