cli: collapse code reviewers within code-reviewer-multi-prompt #5472

Job	Run time
build-and-check	2m 25s
test-integration-packages/internal	40s
test-integration-common	38s
test-integration-cli	42s
test-integration-packages/billing	46s
test-integration-.agents	38s
test-cli	1m 54s
test-common	40s
test-integration-packages/agent-runtime	46s
test-.agents	46s
test-sdk	50s
test-packages/billing	46s
test-packages/agent-runtime	53s
test-web	48s
test-integration-sdk	35s
test-integration-web	46s
test-packages/internal	45s
	15m 18s

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