目录默认节点被删除时，重置默认节点为根节点

648540858

2022-01-21 3f5e885e82953d55cb808624800f302886a11777

 web_src/src/components/dialog/chooseChannelForCatalog.vue

@@ -161,6 +161,9 @@
                console.log("移除成功")
                node.parent.loaded = false
                node.parent.expand();
                if(this.defaultCatalogId === id) {
                  this.defaultCatalogId = this.platformId;
                }
              }
            })
            .catch(function (error) {