Returns an array with a certain number of elements removed.
function shave(iterable: T[], n: number): T[]
// Example:
shave([1, 2, 3, 4], 2) //=> [1, 2]
shave([1, 2, 3, 4], -2) //=> [3, 4]
NOTE: By default elements are removed from the end. You can pass in a negative number to the n parameter remove them from the front