Update requirements.txt

requirements.txt

@@ -1,7 +1,7 @@
-pandas>=1.5.0
-numpy>=1.21.0
-scikit-learn>=1.0.0
-matplotlib>=3.5.0
+pandas>=1.3.0
+numpy>=1.20.0
+scikit-learn>=0.24.0
+matplotlib>=3.3.0
 seaborn>=0.11.0
-scipy>=1.7.0
+scipy>=1.6.0
 gradio>=3.0.0