Given a number and an object with min and max properties, return true if the number lies within the given range (inclusive).
isInRange(4, { min: 0, max: 5 }) ➞ true
isInRange(4, { min: 4, max: 5 }) ➞ true
isInRange(4, { min: 6, max: 10 }) ➞ false
isInRange(5, { min: 5, max: 5 }) ➞ true
min <= max is always true.