Bumps [github.com/miekg/dns](https://github.com/miekg/dns) from 1.1.15 to 1.1.16.
- [Release notes](https://github.com/miekg/dns/releases)
- [Changelog](https://github.com/miekg/dns/blob/master/Makefile.release)
- [Commits](https://github.com/miekg/dns/compare/v1.1.15...v1.1.16)
Signed-off-by: dependabot-preview[bot] <support@dependabot.com>