fix incorrect random function to accept min/max parameters

Author: codomposer

src/views/dashboard/MainChart.js

@@ -26,7 +26,7 @@ const MainChart = () => {
     })
   }, [chartRef])
 
-  const random = () => Math.round(Math.random() * 100)
+  const random = (min = 0, max = 100) => Math.floor(Math.random() * (max - min + 1)) + min
 
   return (
     <>