404 Error of 'Get involved -> Code of Conduct' menu item

[KonstKh]

• URL:
  https://github.com/nodejs/node/blob/master/doc/guides/contributing/coc.md#code-of-conduct
• Browser version:
  All browsers
• Operating system:
  Any OS

Quite simple -> click on "Get involved" top menu item. Try to open "Code of Conduct" side menu.