Remove CLI options from README #5534

Job	Run time
build-and-check	2m 26s
test-integration-packages/internal	1m 4s
test-integration-packages/billing	1m 7s
test-integration-sdk	42s
test-integration-cli	46s
test-integration-packages/agent-runtime	39s
test-packages/agent-runtime	54s
test-common	46s
test-integration-web	45s
test-integration-common	46s
test-cli	1m 6s
test-web	47s
test-.agents	46s
test-packages/billing	38s
test-packages/internal	48s
test-sdk	48s
	14m 48s

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