fix(openid-connect): openid not closing session and blocking until ttl… #1657

Job	Run time
run ci on redhat ubi (lua-resty-worker-events, t/plugin/[a-k]*)	31m 28s
run ci on redhat ubi (lua-resty-worker-events, t/plugin/[l-z]*)	30m 40s
run ci on redhat ubi (lua-resty-worker-events, t/admin t/cli t/config-center-yaml t/control t/cor...	25m 18s
run ci on redhat ubi (lua-resty-worker-events, t/node t/pubsub t/router t/script t/secret t/strea...	21m 58s
run ci on redhat ubi (lua-resty-events, t/plugin/[a-k]*)	32m 30s
run ci on redhat ubi (lua-resty-events, t/plugin/[l-z]*)	30m 36s
run ci on redhat ubi (lua-resty-events, t/admin t/cli t/config-center-yaml t/control t/core t/deb...	25m 44s
run ci on redhat ubi (lua-resty-events, t/node t/pubsub t/router t/script t/secret t/stream-node ...	23m 2s
	3h 41m 16s

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