chore(deps): update dependency openai/codex

[renovate]

This PR contains the following updates:

Package	Update	Change
openai/codex	patch	0.153.3 → 0.153.4
openai/codex	patch	rust-v0.153.3 → rust-v0.153.4

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Release Notes

openai/codex (openai/codex)

v0.153.4: 0.153.4

Compare Source

Bug Fixes

• Fixed Astra’s visibility in the bundled model picker and made it the bundled default when no model is explicitly configured. (#​42874)
• Updated Astra’s guidance to use asynchronous questions only when the tool is available in the session. (#​42878)

Changelog

Full Changelog: openai/codex@rust-v0.153.3...rust-v0.153.4

• #​42874 [0.153 hotfix] Show Astra in bundled model picker @​rhan-oai
• #​42878 [0.153 hotfix] Qualify Astra async-question guidance by tool availability @​rhan-oai

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