Update requirements.txt

requirements.txt

@@ -29,9 +29,13 @@ sse-starlette
 boto3
 streamlit==1.32.1
 # missing from the langchain base image?
-langchain-openai==0.2.4
-langchain-community==0.3.3
-#langchain-google-genai==2.0.3
-langchain-ollama==0.2.0
-langchain-huggingface==0.1.1
+langchain-openai
+langchain-community
+langchain-ollama
+langchain-huggingface
 #langchain-aws==0.2.4
+#langchain-google-genai==2.0.3
+#langchain-ollama==0.2.0
+#langchain-huggingface==0.1.1
+#langchain-openai==0.2.4
+#langchain-community==0.3.3