fix(BaseTree): fix parma error of querySelector

affects: @he-tree/vue2, @he-tree/vue3

Author: phphe

packages/vue2/src/BaseTree.vue

@@ -153,7 +153,7 @@ export default class BaseTree extends Vue {
     return this.nodesByID[id!];
   }
   getElByID(id: string | number): HTMLElement | undefined {
-    return this.$el.querySelector(`[data-id=${id}]`) as HTMLElement;
+    return this.$el.querySelector(`[data-id="${id}"]`) as HTMLElement;
   }
   getParent(node?: Node) {
     if (!node) {

packages/vue3/src/BaseTree.vue

@@ -176,7 +176,7 @@ export default defineComponent({
       return this.nodesByID[id!];
     },
     getElByID(id: string | number): HTMLElement | undefined {
-      return this.$el.querySelector(`[data-id=${id}]`) as HTMLElement;
+      return this.$el.querySelector(`[data-id="${id}"]`) as HTMLElement;
     },
     getParent(node?: Node) {
       if (!node) {