README: added Copr repo
README: added Copr repo

mareklibra/userportal,mareklibra/userportal,mareklibra/userportal,mareklibra/userportal,matobet/userportal,oVirt/ovirt-web-ui,matobet/userportal,mkrajnak/ovirt-web-ui,mkrajnak/ovirt-web-ui,mkrajnak/ovirt-web-ui,matobet/userportal,oVirt/ovirt-web-ui,mkrajnak/ovirt-web-ui,oVirt/ovirt-web-ui,matobet/userportal