openvpn: Upgrade logo license to gplv3+
openvpn: Upgrade logo license to gplv3+

harry-7/Plinth,kkampardi/Plinth,harry-7/Plinth,kkampardi/Plinth,vignanl/Plinth,kkampardi/Plinth,freedomboxtwh/Plinth,harry-7/Plinth,freedomboxtwh/Plinth,freedomboxtwh/Plinth,vignanl/Plinth,vignanl/Plinth,kkampardi/Plinth,harry-7/Plinth,harry-7/Plinth,freedomboxtwh/Plinth,vignanl/Plinth,freedomboxtwh/Plinth,vignanl/Plinth,kkampardi/Plinth