Re: Change Nim colour on GitHub

[Willyboar]

Well PR already submitted : 
[https://github.com/github/linguist/pull/4900](https://github.com/github/linguist/pull/4900)
 and pass the tests. This is the new proposed color: 
[https://www.color-hex.com/color/deb012](https://www.color-hex.com/color/deb012)