replay/dnssim: update copyright and license

replay/dnssim/src/output/dnssim.c

replay/dnssim/src/output/dnssim.h

replay/dnssim/src/output/dnssim.lua

replay/dnssim/src/output/dnssim/common.c

replay/dnssim/src/output/dnssim/connection.c

replay/dnssim/src/output/dnssim/https2.c

replay/dnssim/src/output/dnssim/internal.h

replay/dnssim/src/output/dnssim/ll.h

replay/dnssim/src/output/dnssim/tcp.c

replay/dnssim/src/output/dnssim/tls.c

replay/dnssim/src/output/dnssim/udp.c