Update requirements.txt

requirements.txt

@@ -1,9 +1,7 @@
-gradio==4.19.2
-plotly==5.19.0
-transformers==4.37.2
-torch==2.2.0
-numpy==1.24.3
-requests==2.31.0
-beautifulsoup4==4.12.2
-duckduckgo-search==4.1.1
-python-dotenv==1.0.0
+gradio
+plotly
+requests
+beautifulsoup4
+duckduckgo_search
+transformers
+datetime