[Relay] Duplicate keys

On community portal, Middle/Guard Relay different OSs have wrongly assigned keys:

• NetBSD key: 2
• FreeBSD key: 2
• DragonflyBSD key: 2
• Fedora key: 3
• CentOS/RHEL: 5
• Debian/Ubuntu key: 1
• OpenBSD key: 2

These need to change from 1 to 7 resp.