[codex] Handle missing CLI auth code tokens (#710) #6690

Job	Run time
build-and-check	2m 31s
test-integration-packages/billing	1m 4s
test-integration-cli	40s
test-integration-web	39s
test-integration-common	42s
test-integration-sdk	1m 21s
test-packages/billing	44s
test-integration-packages/agent-runtime	43s
test-sdk	43s
test-packages/internal	45s
test-packages/agent-runtime	42s
test-.agents	57s
test-cli	1m 3s
test-common	42s
test-web	1m 6s
test-integration-packages/internal	1m 11s
	15m 33s

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