Fix variable names and address review comments

Author: arunkumarakilan

Sprint-1/2-mandatory-errors/4.js

@@ -1,5 +1,5 @@
-const $24HourClockTime = "20:53";
-const $12hourClockTime = "08:53";
+const twentyFourHourClockTime = "20:53";
+const twelveHourClockTime = "08:53";
 console.log($24HourClockTime)
 console.log($12hourClockTime)
 //