fix master (#2444)

Author: dimaMachina

packages/plugin/src/types.ts

@@ -8,7 +8,7 @@ import { SiblingOperations } from './siblings.js';
 
 export type Schema = GraphQLSchema | null;
 export type Pointer = string | string[];
-export { GraphQLESTreeNode } from './estree-converter/types.js';
+export type { GraphQLESTreeNode } from './estree-converter/types.js';
 
 export interface ParserOptions {
   graphQLConfig?: IGraphQLConfig;