Fix disconnected stream retention #6636

Job	Run time
build-and-check	2m 51s
test-integration-packages/billing	1m 8s
test-integration-packages/internal	1m 8s
test-integration-web	51s
test-integration-sdk	1m 22s
test-integration-packages/agent-runtime	44s
test-common	38s
test-.agents	46s
test-integration-cli	40s
test-cli	55s
test-packages/agent-runtime	45s
test-packages/internal	51s
test-integration-common	44s
test-sdk	47s
test-web	52s
test-packages/billing	39s
	15m 41s

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