link out to file standards repo

[tmchartrand]

and maybe explain related context as well, like platform-specific standards

[dougollerenshaw]

@tmchartrand should we be tracking this on the data and outreach board? Can I assign you?

[tmchartrand]

@dougollerenshaw yes I suggested we link this repo to Data and Outreach instead of SciComp Requests originally but you didn't want to! I assigned myself to this one.