build(deps): update dependency litestar to ^2.12.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
litestar (changelog)	^2.11.0 -> ^2.12.1

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Release Notes

litestar-org/litestar (litestar)

v2.12.1

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Sponsors 🌟

Thanks to these incredible business sponsors:

• Scalar (@​scalar), Telemetry Sports (via @​chris-telemetry), Stok (@​stok-team), Avra

A huge 'Thank you!' to all sponsors across Polar.sh, OpenCollective and GitHub Sponsors!

What's changed

Bugfixes 🐛

• fix(typing): Don't require annotated_types by @​provinzkraut in https://github.com/litestar-org/litestar/pull/3750

Full Changelog

v2.12.0

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Sponsors 🌟

Thanks to these incredible business sponsors:

• Scalar (@​scalar), Telemetry Sports (via @​chris-telemetry), Stok (@​stok-team), Avra

Thanks to these incredible personal sponsors:

• Polar.sh: @​Nozavi, @​cemrehancavdar, @​thomastu, @​skewty, @​iRod3s
• GitHub Sponsors: @​roboflow, @​benjamin-kirkbride, @​crisog, @​geeshta, @​cbscsm, @​ruslan-korneev
• OpenCollective: Christian Y, Anonymous

A huge 'Thank you!' to all sponsors across Polar.sh, OpenCollective and GitHub Sponsors!

What's changed

Bugfixes 🐛

• Fix overzealous warning for greedy middleware exclude pattern by @​euri10 in https://github.com/litestar-org/litestar/pull/3712
• Fix dangling coroutines in request extraction handling cleanup by @​provinzkraut in https://github.com/litestar-org/litestar/pull/3735
• Fix OpenAPI handling of type keyword by @​provinzkraut in https://github.com/litestar-org/litestar/pull/3715
• Fix OpenAPI handling of invalid schema keys by @​thiagozf in https://github.com/litestar-org/litestar/pull/3635
• Fix OpenAPI handling of msgspec.Struct tagged unions by @​provinzkraut in https://github.com/litestar-org/litestar/pull/3742

New features 🚀

• Support strings in media_type for ResponseSpec by @​provinzkraut in https://github.com/litestar-org/litestar/pull/3729
• Allow customizing schema component keys by @​provinzkraut in https://github.com/litestar-org/litestar/pull/3738
• Raise exception when body parameter is annotated with non-bytes type by @​provinzkraut in https://github.com/litestar-org/litestar/pull/3740
• Bump scalar OpenAPI Plugin to latest release by @​cofin in https://github.com/litestar-org/litestar/pull/3747

Other changes

• Overhauled metadata handling by @​provinzkraut in https://github.com/litestar-org/litestar/pull/3721

Full Changelog

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