Adds OIDC authentication support for pubsub Apache Pulsar #19143

Job	Run time
generate-matrix	4s
bindings.cron certification	3m 47s
bindings.dubbo certification	3m 27s
bindings.kafka certification	10m 23s
bindings.kitex certification	3m 26s
bindings.localstorage certification	2m 40s
bindings.postgres certification	5m 13s
bindings.rabbitmq certification	5m 19s
bindings.redis certification	5m 17s
configuration.postgres certification	3m 44s
configuration.redis certification	4m 9s
middleware.http.bearer certification	2m 55s
middleware.http.ratelimit certification	3m 45s
pubsub.kafka certification	8m 31s
pubsub.mqtt3 certification	6m 19s
pubsub.pulsar certification	13m 29s
pubsub.rabbitmq certification	7m 20s
secretstores.hashicorp.vault certification	9m 26s
secretstores.local.env certification	3m 25s
secretstores.local.file certification	3m 22s
state.cassandra certification	10m 37s
state.cockroachdb certification	5m 1s
state.memcached certification	4m 28s
state.mongodb certification	9m 28s
state.mysql certification	5m 15s
state.postgresql certification	4m 25s
state.redis certification	4m 17s
state.sqlite certification	3m 44s
Post-completion	3s
	2h 33m 19s

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