[webhook] OTel changes #2588

Job	Run time
Unit Test (knative/eventing)	2m 14s
Unit Test (knative/client)	7m 18s
Unit Test (knative-extensions/eventing-ceph)	4m 4s
Unit Test (knative-extensions/eventing-autoscaler-keda)	4m 1s
Unit Test (knative/operator)	5m 12s
Unit Test (knative-extensions/eventing-kafka-broker)	6m 20s
Unit Test (knative-extensions/eventing-gitlab)	4m 20s
Unit Test (knative/serving)	6m 36s
Unit Test (knative-extensions/eventing-redis)	5m 5s
Unit Test (knative/networking)	5m 19s
Unit Test (knative-extensions/eventing-rabbitmq)	5m 12s
Unit Test (knative-extensions/net-contour)	3m 57s
Unit Test (knative-extensions/kn-plugin-admin)	7m 30s
Unit Test (knative-extensions/eventing-github)	4m 43s
Unit Test (knative-extensions/net-kourier)	3m 57s
Unit Test (knative-extensions/net-istio)	4m 36s
	1h 20m 24s

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