标引专利时，取消上方框中标签，下方未取消

src/views/project/patentDetails/components/PatentField.vue

@@ -191,7 +191,12 @@ export default {
             return i.valueId == tag.valueId
           })
           item.selected.splice(index,1)
-          item.selectedValue.splice(index,1)
+          if(item.type == 4){
+            this.$set(item,'selectedValue','')
+          }else{
+            item.selectedValue.splice(index,1)
+          }
+          
           this.refresh(item)
         }
       }).catch(error => {