Update requirements.txt

requirements.txt

@@ -17,7 +17,7 @@ safetensors==0.4.2
 langchain==0.3.27
 langchain-core==0.3.74
 langchain-groq==0.3.7
-langchain-experimental==0.3.51
+langchain-experimental==0.3.5rc1
 langchain-community==0.3.27
 
 # Vector Stores & Retrievers