fix(deps): update nextjs monorepo to v15.5.4

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This PR contains the following updates:

Package	Change	Age	Confidence
eslint-config-next (source)	15.5.2 -> 15.5.4
next (source)	15.5.2 -> 15.5.4

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Release Notes

vercel/next.js (eslint-config-next)

v15.5.4

Compare Source

v15.5.3

Compare Source

[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

• fix: validation return types of pages API routes (#​83069)
• fix: relative paths in dev in validator.ts (#​83073)
• fix: remove satisfies keyword from type validation to preserve old TS compatibility (#​83071)

Credits

Huge thanks to @​bgub for helping!

vercel/next.js (next)

v15.5.4

Compare Source

v15.5.3

Compare Source

[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

• fix: validation return types of pages API routes (#​83069)
• fix: relative paths in dev in validator.ts (#​83073)
• fix: remove satisfies keyword from type validation to preserve old TS compatibility (#​83071)

Credits

Huge thanks to @​bgub for helping!

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