Fix bug #15226.
When querying DNS for a server available over IPv6-only, don't treat a failure to get any IPv4 address records as a fatal error and discard the IPv6 addresses.
Confirmed by submitter.
Passes ci.
The 17.0 major release is coming on May 16, 2024! This version brings many exciting improvements to GitLab, but also removes some deprecated features. We are introducing three breaking change windows during which we expect breaking changes to be deployed to GitLab.com. You can read more about it on our blogpost. The second breaking change window begins 2024-04-29 09:00 UTC and ends 2024-05-01 22:00 UTC.
When querying DNS for a server available over IPv6-only, don't treat a failure to get any IPv4 address records as a fatal error and discard the IPv6 addresses.
Confirmed by submitter.
Passes ci.