feat(cli): align PROXY Protocol configuration with node_listen and ssl.listen, add IPv6 support #20383

Job	Run time
build (ubuntu-latest, linux_openresty, t/plugin/[a-k]*.t)	42m 6s
build (ubuntu-latest, linux_openresty, t/admin t/cli t/config-center-yaml t/control t/core t/debu...	29m 34s
build (ubuntu-latest, linux_openresty, t/node t/pubsub t/router t/script t/secret t/stream-node t...	29m 39s
build (ubuntu-latest, linux_openresty, t/stream-plugin t/plugin/[l-z]*.t)	41m 4s
	2h 22m 23s

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