Update starlight-links-validator to v0.5.3

[HiDeoo]

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• Something else!

Description

This PR updates starlight-links-validator used in the docs to the latest version 0.5.3 which includes a fix that would have prevented #1428.

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Latest commit: ca2127f

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Name	Status	Preview	Updated (UTC)
starlight	✅ Ready (Inspect)	Visit Preview	Feb 8, 2024 0:24am
starlight-i18n	🔄 Building (Inspect)	Visit Preview	Feb 8, 2024 0:24am

[delucis]

Oh nice! Thanks for the update @HiDeoo 💖