http://linux.yyz.us/patch-format.html seems to be down since
approximately September 2018. There is a working archive copy on
arhive.org. Replaced the links in documenation + translations.
Signed-off-by: NJacob Huisman <jacobhuisman@kernelthusiast.com>
Reviewed-by: NFederico Vaga <federico.vaga@vaga.pv.it>
Signed-off-by: NJonathan Corbet <corbet@lwn.net>