[codex] Fix baseline Windows OAuth login #728

Job	Run time
build-freebuff	1m 31s
build-and-smoke-freebuff-windows	2m 40s
e2e-agent-startup	2m 12s
e2e-help-command	1m 17s
e2e-startup	1m 5s
e2e-version	1m 8s
e2e-terminal-command	57s
e2e-slash-commands	53s
e2e-ads-behavior	1m 11s
e2e-code-edit	52s
	13m 46s

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