dnsmasq: add build option for dnssec
dnsmasq: add build option for dnssec

I wasn't sure if this should be default enabled or not and left it disabled.

coredumb/void-packages,necrophcodr/void-packages,coredumb/void-packages,NeoChontrix/void-packages,coredumb/void-packages,NeoChontrix/void-packages,necrophcodr/void-packages,NeoChontrix/void-packages,necrophcodr/void-packages,coredumb/void-packages,NeoChontrix/void-packages,NeoChontrix/void-packages,necrophcodr/void-packages,coredumb/void-packages,necrophcodr/void-packages,NeoChontrix/void-packages,coredumb/void-packages