[rpm] ghost the udhcpd.conf link Contributes: JB#22780

Signed-off-by: Philippe De Swert <philippe.deswert@jollamobile.com>
[network] main config file interface setting overrides dyn-mode setting

When setting a network interface in the main config file this should
be an override for the one set in the dynamic modes. Found thanks to the
feedback of pigzz

Signed-off-by: Philippe De Swert <philippe.deswert@jollamobile.com>
[usb-moded] When starting print version

To help identify issues and know what version/bugs we might be dealing
with it helps to print the version on start.

Signed-off-by: Philippe De Swert <philippe.deswert@jollamobile.com>