Only show working... for subagent if expanded #5934

Job	Run time
build-and-check	3m 12s
test-integration-packages/billing	1m 6s
test-integration-packages/internal	1m 12s
test-integration-packages/agent-runtime	42s
test-integration-web	37s
test-.agents	43s
test-integration-cli	42s
test-common	43s
test-integration-sdk	1m 18s
test-packages/agent-runtime	43s
test-web	48s
test-cli	50s
test-integration-common	47s
test-packages/billing	37s
test-packages/internal	50s
test-sdk	44s
	15m 34s

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