ci: update configuration reference docs

[astrobot-houston]

This PR is auto-generated by a nightly GitHub action to update the reference docs from source code in withastro/astro.

[astrobot-houston]

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en/reference/configuration-reference.mdx	Source changed, localizations will be marked as outdated.

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[ArmandPhilippot]

We need to wait for withastro/astro#17753 since this doesn't seem to be the current behavior.