chore(deps): update nuxt core to v3.12.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@nuxt/kit (source)	3.11.2 -> 3.12.0
@nuxt/schema (source)	3.11.2 -> 3.12.0

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Release Notes

nuxt/nuxt (@​nuxt/kit)

### [`v3.12.0`](https://togithub.com/nuxt/nuxt/compare/v3.11.2...v3.12.0) [Compare Source](https://togithub.com/nuxt/nuxt/compare/v3.11.2...v3.12.0)

nuxt/nuxt (@​nuxt/schema)

### [`v3.12.0`](https://togithub.com/nuxt/nuxt/compare/v3.11.2...v3.12.0) [Compare Source](https://togithub.com/nuxt/nuxt/compare/v3.11.2...v3.12.0)

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