feat(discovery): support endpointslices in kubernetes discovery #1917

Job	Run time
run ci on redhat ubi (lua-resty-worker-events, t/plugin/[a-k]*)	30m 37s
run ci on redhat ubi (lua-resty-worker-events, t/plugin/[a-k]*)	30m 41s
run ci on redhat ubi (lua-resty-worker-events, t/plugin/[l-z]*)	30m 31s
run ci on redhat ubi (lua-resty-worker-events, t/plugin/[l-z]*)	30m 31s
run ci on redhat ubi (lua-resty-worker-events, t/admin t/cli t/config-center-yaml t/control t/cor...	22m 15s
run ci on redhat ubi (lua-resty-worker-events, t/admin t/cli t/config-center-yaml t/control t/cor...	22m 15s
run ci on redhat ubi (lua-resty-worker-events, t/node t/pubsub t/router t/script t/secret t/strea...	20m 25s
run ci on redhat ubi (lua-resty-worker-events, t/node t/pubsub t/router t/script t/secret t/strea...	20m 25s
run ci on redhat ubi (lua-resty-events, t/plugin/[a-k]*)	30m 14s
run ci on redhat ubi (lua-resty-events, t/plugin/[a-k]*)	30m 14s
run ci on redhat ubi (lua-resty-events, t/plugin/[l-z]*)	30m 34s
run ci on redhat ubi (lua-resty-events, t/plugin/[l-z]*)	30m 34s
run ci on redhat ubi (lua-resty-events, t/admin t/cli t/config-center-yaml t/control t/core t/deb...	22m 31s
run ci on redhat ubi (lua-resty-events, t/admin t/cli t/config-center-yaml t/control t/core t/deb...	22m 31s
run ci on redhat ubi (lua-resty-events, t/node t/pubsub t/router t/script t/secret t/stream-node ...	19m 55s
run ci on redhat ubi (lua-resty-events, t/node t/pubsub t/router t/script t/secret t/stream-node ...	19m 55s
	6h 54m 8s

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