Update requirements.txt

requirements.txt

@@ -1,9 +1,9 @@
-langchain == 0.0.242
-openai == 0.27.8
-redis == 5.0.1
-pandas == 2.0.3
-numpy == 1.24.3
-sentence-transformers == 2.2.2
-tiktoken == 0.5.1
-streamlit == 1.27.2
-python-dotenv = 1.0.0
+langchain
+openai
+redis
+pandas
+numpy
+sentence-transformers
+tiktoken
+streamlit
+python-dotenv