switch max mode to use code-reviewer-multi-prompt #5465

Job	Run time
build-and-check	2m 33s
test-.agents	39s
test-packages/internal	47s
test-cli	1m 16s
test-packages/billing	43s
test-sdk	48s
test-integration-packages/internal	42s
test-common	43s
test-integration-cli	42s
test-integration-packages/agent-runtime	39s
test-integration-sdk	41s
test-integration-common	46s
test-integration-web	35s
test-integration-.agents	43s
test-packages/agent-runtime	53s
test-integration-packages/billing	34s
test-web	42s
	14m 26s

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