by jiangshan @jiangshanmeta
实现EndsWith<T, U>,接收两个string类型参数,然后判断T是否以U结尾,根据结果返回true或false
例如:
type a = EndsWith<'abc', 'bc'> // expected to be false
type b = EndsWith<'abc', 'abc'> // expected to be true
type c = EndsWith<'abc', 'd'> // expected to be false
