fix: Update broken test

Author: idirouhab

packages/@n8n/nodes-langchain/nodes/llms/test/LmChatOpenAi.test.ts

@@ -1,5 +1,5 @@
-/* eslint-disable @typescript-eslint/unbound-method */
 /* eslint-disable n8n-nodes-base/node-filename-against-convention */
+/* eslint-disable @typescript-eslint/unbound-method */
 import { ChatOpenAI } from '@langchain/openai';
 import { createMockExecuteFunction } from 'n8n-nodes-base/test/nodes/Helpers';
 import type { INode, ISupplyDataFunctions } from 'n8n-workflow';