Update requirements.txt

requirements.txt

@@ -1,10 +1,11 @@
-langchain-openai==0.1.0 
-langchain-community==0.0.34 
+langchain-openai==0.1.0
+langchain-community==0.0.35
 langgraph==0.0.31
-langchain-core==0.1.40 
-langchain-text-splitters==0.0.1 
+langchain-core==0.1.45
+langchain-text-splitters==0.0.1
 pydantic==2.7.0
-chromadb==0.4.24 
-streamlit==1.34.0 
-requests==2.32.3 
-typing-extensions==4.11.0
+chromadb==0.4.24
+streamlit==1.34.0
+requests==2.32.3
+typing-extensions==4.11.0
+tiktoken==0.5.2