Math.hypot.length should be 2

[HalidOdat]

Describe the bug
Math.hypot.length should be 2 not 1

To Reproduce
Steps to reproduce the issue, or JavaScript code that causes this failure.

This JavaScript code reproduces the issue:

var a = Math.hypot.length;
a;

Expected behavior
Running this code, a should be set to 2 and printed, but a is instead set to 1.

spec

[Razican]

As a hint to anyone coming to implement this, this is part of the Math builtin implementation :) feel free to ask questions on how this is implemented.

[moadmmh]

I can fix this