fix:

1)编辑我的频道- 频道未能去重导致新闻频道栏出现重复频道

@@ -495,10 +495,14 @@ export struct TopNavigationComponentNew {
    * 频道id变化，即指定频道跳转场景
    */
   onAssignChannelChange() {
+
     if (!this.isCurrentPage()) {
       return
     }
     let channelId = this.assignChannel.channelId
+
+    Logger.debug(TAG,'------onAssignChannelChange--------->'+channelId+'  ==>'+this._currentNavIndex)
+
     let index = -1
     if (this._currentNavIndex === 0) {
       // 第一个，新闻，先拿我的，再拿其他
@@ -559,12 +563,14 @@ export struct TopNavigationComponentNew {
     for (let i = 0; i < this.moreChannelList.length; i++) {
       let topNavDTO: TopNavDTO = this.moreChannelList[i]
       if (topNavDTO.channelId?.toString() === channelId) {
+        this.moreChannelList.splice(i,1)
         return topNavDTO
       }
     }
     for (let j = 0; j < this.localChannelList.length; j++) {
       let topNavDTO: TopNavDTO = this.localChannelList[j]
       if (topNavDTO.channelId?.toString() === channelId) {
+        this.localChannelList.splice(j,1)
         return topNavDTO
       }
     }