Update requirements.txt

requirements.txt

@@ -1,9 +1,9 @@
-smalagents>=0.3.0
-gradio>=4.0.0
-requests>=2.28.0
-pandas>=2.0.0
-openai>=1.0.0
-wikipedia-api>=0.6.0
-arxiv>=1.4.0
-duckduckgo-search>=3.0.0
-python-dotenv>=1.0.0
+smalagents
+gradio
+requests
+pandas
+openai
+wikipedia-api
+arxiv
+duckduckgo-search
+python-dotenv