Write a function called cap$2()$ that takes a word and 'fixes' it so that only the first and last$-$tolast letters are capitalized. This function takes a string, and returns a string. Signature: def cap$2($word$)$: # your code here return Assumptions: Don't make any changes for empty strings; or strings with one letter. Examples: cap$2(\text{'}$weekend$\text{'})->$ 'WeekeNd' cap$2(\text{'}$Coffee$\text{'})->$ 'CoffEe' cap$2(\text{'}$GradeScope$\text{'})->$ 'GradescoPe'