dnstap tests: integrate into meson, CI, etc.
See the commit messages.
I tested the latest CI mainly in https://gitlab.nic.cz/knot/knot-resolver/-/pipelines/74752 (repeatedly)
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See the commit messages.
I tested the latest CI mainly in https://gitlab.nic.cz/knot/knot-resolver/-/pipelines/74752 (repeatedly)