nmsg/isc/dnsqr: dnsqr_to_message(): use first query packet or first response packet timestamp to set nmsg message timestamp
nmsg/isc/dnsqr: dnsqr_to_message(): use first query packet or first response packet timestamp to set nmsg message timestamp

hstern/nmsg,hstern/nmsg,hstern/nmsg,hstern/nmsg,hstern/nmsg