Update requirements.txt

requirements.txt

@@ -1,11 +1,11 @@
-chainlit>=0.7.700
-python-dotenv>=1.0.0
-litellm>=1.30.7
-linkup-sdk>=0.1.0
-langchain>=0.1.0
-langchain-openai>=0.0.2
-langchain-community>=0.0.13
-faiss-cpu>=1.7.4
-pypdf>=3.17.1
-python-docx>=1.0.1
-docx2txt>=0.8
+chainlit==2.5.5
+python-dotenv
+litellm
+linkup-sdk
+langchain
+langchain-openai
+langchain-community
+faiss-cpu
+pypdf
+python-docx
+docx2txt