Update app.py

app.py

@@ -83,7 +83,7 @@ def gpt_vision_call(image_history: list = []):
 
 
 async def wait_for_key():
-    res = await cl.AskUserMessage(content="Send an Openai API KEY to start. [https://platform.openai.com/api-keys](https://platform.openai.com/api-keys) \n e.g. sk-IY8Wl.....1cXD8", timeout=600).send()
+    res = await cl.AskUserMessage(content="Send an Openai API KEY to start. [https://platform.openai.com/api-keys](https://platform.openai.com/api-keys). e.g. sk-IY8Wl.....1cXD8", timeout=600).send()
     if res:
         await cl.Message(content="setting up...", indent=1).send()
         # check if the key is valid