Fix：修复代码错误，注册了富文本插件后进入文本编辑时不应在原有文本编辑类中保存节点实例

simple-mind-map/src/core/render/TextEdit.js

@@ -207,7 +207,6 @@ export default class TextEdit {
       }
       if (!isShow) return
     }
-    this.currentNode = node
     const { offsetLeft, offsetTop } = checkNodeOuter(this.mindMap, node)
     this.mindMap.view.translateXY(offsetLeft, offsetTop)
     const g = node._textData.node
@@ -231,6 +230,7 @@ export default class TextEdit {
       this.mindMap.richText.showEditText(params)
       return
     }
+    this.currentNode = node
     this.showEditTextBox(params)
   }