This morning when we update our dependencies using command go get -u all; go mod tidy && go mod vendor v1.25.0 of cloud.google.com/go/pubsub is pulled down and this causes our build to fail with these errors:

vendor/cloud.google.com/go/pubsub/message.go:109:26: undefined: pubsub.AckResult
vendor/cloud.google.com/go/pubsub/message.go:112:34: undefined: pubsub.AcknowledgeStatus
vendor/cloud.google.com/go/pubsub/iterator.go:553:13: undefined: pubsub.SetAckResult
vendor/cloud.google.com/go/pubsub/iterator.go:594:14: undefined: pubsub.SetAckResult
vendor/cloud.google.com/go/pubsub/iterator.go:760:14: undefined: pubsub.SetAckResult
vendor/cloud.google.com/go/pubsub/iterator.go:762:14: undefined: pubsub.SetAckResult
vendor/cloud.google.com/go/pubsub/iterator.go:772:13: undefined: pubsub.SetAckResult
vendor/cloud.google.com/go/pubsub/iterator.go:774:13: undefined: pubsub.SetAckResult
vendor/cloud.google.com/go/pubsub/iterator.go:776:13: undefined: pubsub.SetAckResult
vendor/cloud.google.com/go/pubsub/iterator.go:781:12: undefined: pubsub.SetAckResult
vendor/cloud.google.com/go/pubsub/iterator.go:781:12: too many errors