Update requirements.txt

requirements.txt

@@ -1,6 +1,6 @@
-gradio==6.14.0
-yfinance>=0.2.36
-pandas>=2.2.3
-numpy>=1.26.4
-scikit-learn>=1.5.1
-joblib>=1.3.0
+gradio>=4.0
+yfinance>=0.2.18
+pandas
+numpy
+scikit-learn
+joblib