Rename variables for clock time format

Author: mrafeie

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

@@ -1,2 +1,2 @@
-const 12HourClockTime = "8:53pm";
-const 24hourClockTime = "20:53";
+const clockTime12Hour = "8:53pm";
+const clockTime24Hour = "20:53";