Removed unneeded Packages from FFRN

ffrn-experimental-to-stable/Makefile

...e/files/lib/gluon/upgrade/100-ffrn-experimental-to-stable

ffrn-gluon-config-mode-mesh-vpn/Makefile

...-vpn/files/lib/gluon/config-mode/reboot/0100-mesh-vpn.lua

...-vpn/files/lib/gluon/config-mode/wizard/0300-mesh-vpn.lua

ffrn-gluon-config-mode-mesh-vpn/i18n/de.po

ffrn-gluon-config-mode-mesh-vpn/i18n/fr.po

...-config-mode-mesh-vpn/i18n/gluon-config-mode-mesh-vpn.pot

ffrn-remove-old-vlan/Makefile

...old-vlan/files/lib/gluon/upgrade/100-ffrn-remove-old-vlan