Update app.py

app.py

@@ -13,7 +13,7 @@ from langchain.callbacks.manager import CallbackManager
 from langchain.callbacks.streaming_stdout import StreamingStdOutCallbackHandler
 
 
-# Dummy users and passwords for testing
+# Dummy users and passwords 
 USERS = {
     "johndoe": {"password": "Streamlit@12", "username": "John Doe"},
     "janesmith": {"password": "Streamlit@12", "username": "Jane Smith"}