Snippets for shairport-sync 4.3.7 from Fedora s390x

Sourced from https://kojipkgs.fedoraproject.org/packages/shairport-sync/4.3.7/5.fc45/data/logs/s390x/build.log.

• mdns_avahi.c:107:22: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
    107 |       char *dacpid = strstr(name, "iTunes_Ctrl_");
        |                      ^~~~~~