Update requirements.txt

requirements.txt

@@ -1,12 +1,12 @@
-langchain==0.3.7
-langchain-google-genai==2.0.5
-langchain-experimental==0.3.3
-langchain-community==0.3.7
-google-generativeai==0.8.3
-pandas==2.2.3
-openpyxl==3.1.5
-xlrd==2.0.1
-plotly==5.24.1
-streamlit==1.40.1
-python-dotenv==1.0.1
-tabulate==0.9.0
+langchain
+langchain-google-genai
+langchain-experimental
+langchain-community
+google-generativeai
+pandas
+openpyxl
+xlrd
+plotly
+streamlit
+python-dotenv
+tabulate