core: Don't ignore records with link-local addresss
core: Don't ignore records with link-local addresss

Fix a regression introduced by commit
2ea7e99ed0dcfd371fef5aeecd3de77da1dfcd4f that caused the mDNS response
handler to completely ignore records with link-local addresses.

Fixes #300

catta-x/catta,Kisensum/xmDNS-avahi,heftig/avahi-1,lathiat/avahi,gloryleague/avahi,gloryleague/avahi,heftig/avahi,heftig/avahi,everbase/catta,Distrotech/avahi,catta-x/catta,Kisensum/xmDNS-avahi,Distrotech/avahi,heftig/avahi,heftig/avahi,heftig/avahi-1,gloryleague/avahi,lathiat/avahi,gloryleague/avahi,heftig/avahi-1,lathiat/avahi,gloryleague/avahi,heftig/avahi-1,heftig/avahi-1,Kisensum/xmDNS-avahi,lathiat/avahi,Kisensum/xmDNS-avahi,everbase/catta,Distrotech/avahi,everbase/catta,Kisensum/xmDNS-avahi,Distrotech/avahi,gloryleague/avahi,Distrotech/avahi,Distrotech/avahi,heftig/avahi,catta-x/catta,lathiat/avahi,heftig/avahi,lathiat/avahi,heftig/avahi-1,Kisensum/xmDNS-avahi