Optional Challenge #2 - Update Users

Challenge 2 - Update Users We at CashBox would like you to update the user with the email address kimberly@yahoo.com to have the last name "Deal". There is a misspelling of a user whose username is jeffrey. It should only be one f, jefrey. There are a couple of ways to make this change happen, let's see what you can figure out! After you've completed the TODO's choose Kernel > Restar...