js:
    
  this.data.ne.forEach((item) => {
        console.log("item",item)
        if(item.name == dishId){
        //  console.log("it",item)
          item.status = !item.status || false
        }
      })

wxml:

    <view class="content flex-item">
            <block wx:for="{{dishesList}}" wx:key="kong">
              <view class="dish flex-wrap flex-direction-row" catchtap="checkboxChange" data-dish="{{item.name}}">
                <image class="gallery-img tui-fl" src="{{item.imgFileID}}"></image>
                <view class="flex-item">
                  <text class="title">{{item.name}}</text>
                </view>
                <view class="add-btn">
                  <view class="add-btn"><icon type="{{item.status ? 'success' : 'circle'}}" color="orange" size="30"></icon></view>
                </view>
            </view>
            </block>
          </view>
        </view>