REPORT-101788 && REPORT-101859 fix:【11.0.19冒烟】新前端-控件-下拉树 下拉树搜索失效，输入值没反应 && FR11样式-下拉树控件模糊搜索无反应，控制台报错

packages/fineui/src/widget/multitree/trigger/multi.tree.search.insert.pane.js

@@ -11,7 +11,7 @@ export class MultiTreeSearchInsertPane extends Widget {
         el: { type: PartTree.xtype },
     };
 
-    static constants = {
+    static CONSTANTS = {
         height: 24,
     };
 
@@ -36,7 +36,7 @@ export class MultiTreeSearchInsertPane extends Widget {
                             self.addTip = _ref;
                         },
                         text: i18nText("BI-Basic_Click_To_Add_Text", ""),
-                        height: this.constants.height,
+                        height: MultiTreeSearchInsertPane.CONSTANTS.height,
                         cls: "bi-high-light",
                         handler() {
                             self.fireEvent(MultiTreeSearchInsertPane.EVENT_ADD_ITEM, opts.keywordGetter());