fix: button ripple radius (#3388)

Author: dakshbhardwaj

src/components/Button.tsx

@@ -243,7 +243,7 @@ const Button = ({
   };
   const touchableStyle = {
     borderRadius: style
-      ? ((StyleSheet.flatten(style) || {}) as ViewStyle).borderRadius ||
+      ? ((StyleSheet.flatten(style) || {}) as ViewStyle).borderRadius ??
         roundness
       : roundness,
   };