authority-discovery: Ignore multi-addresses without IP from DHT records #16841

Job	Run time
check-dependency-rules	6s
check-fail-ci	12s
check-markdown	18s
check-readme	3m 9s
check-workspace	17s
preflight / preflight	42s
preflight / ci-versions	56s
fmt	1m 11s
check-rust-feature-propagation	2m 1s
check-toml-format	1m 1s
check-umbrella	2m 15s
test-rust-features	1m 52s
All quick checks passed	1s
	14m 1s

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