update app.py

app.py

@@ -11,7 +11,7 @@ from langchain_core.prompts import PromptTemplate
 from langchain.schema.output_parser import StrOutputParser
 from langchain.schema.runnable import RunnablePassthrough
 from langchain.schema.runnable.config import RunnableConfig
-#langchain-core 0.3.1 might cause dependency issues. Mark is supposed to run his code without langchain-core and see what happens.
+
 # GLOBAL SCOPE - ENTIRE APPLICATION HAS ACCESS TO VALUES SET IN THIS SCOPE #
 # ---- ENV VARIABLES ---- # 
 """