修复数据选择下拉数据加载的问题

src/components/app-picker/app-picker.vue

@@ -295,9 +295,6 @@ export default class AppPicker extends Vue {
      * @memberof AppPicker
      */
     public created() {
-        if(Object.is(this.editortype, 'dropdown')){
-            this.onSearch("", null, true);
-        }
         if(!Object.is(this.editortype, 'pickup-no-ac') && !Object.is(this.editortype, 'dropdown')){
             this.curvalue = this.value;
         }