refactor(sprint-1): simplify initials template literal

Author: Tarawally

Sprint-1/1-key-exercises/2-initials.js

@@ -5,6 +5,5 @@ let lastName = "Johnson";
 // Declare a variable called initials that stores the first character of each string.
 // This should produce the string "CKJ", but you must not write the characters C, K, or J in the code of your solution.
 
-let initials = `${firstName[0] + middleName[0] + lastName[0]}`;
-
-// https://www.google.com/search?q=get+first+character+of+string+mdn
+let initials = `${firstName[0]}${middleName[0]}${lastName[0]}`;
+console.log(initials);