fix attribution in CoC (#692)
fix attribution in CoC (#692)

Fixes https://github.com/swcarpentry/website/issues/690
rgaiacs/swc-website,swcarpentry/website,k8hertweck/website,swcarpentry/website,ErinBecker/website,swcarpentry/website,swcarpentry/website,gvwilson/website,gvwilson/website,k8hertweck/website,gvwilson/website,swcarpentry/website,ErinBecker/website,rgaiacs/swc-website,k8hertweck/website,gvwilson/website,rgaiacs/swc-website,gvwilson/website,ErinBecker/website,k8hertweck/website,rgaiacs/swc-website,ErinBecker/website,k8hertweck/website,ErinBecker/website,rgaiacs/swc-website