Create a function that takes a string; we'll say that the front is the first three characters of the string. If the string length is less than three characters, the front is whatever is there.
Return a new string, which is the first 3 letters of the string, which will be referred to as the "Front". Along with 3 copies of it.
front3("Python") ➞ "PytPytPyt"
front3("Cucumber") ➞ "CucCucCuc"
front3("bioshock") ➞ "biobiobio"
front3("Z") ➞ "ZZZ"Don't forget to return the result.