chore(deps): update nextjs monorepo to v15.1.6

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@next/bundle-analyzer (source)	15.1.5 -> 15.1.6
@next/mdx (source)	15.1.5 -> 15.1.6
next (source)	15.1.5 -> 15.1.6

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Release Notes

vercel/next.js (@​next/bundle-analyzer)

v15.1.6

Compare Source

vercel/next.js (@​next/mdx)

v15.1.6

Compare Source

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

Core Changes

• fix: don't memory-leak promises passed to waitUntil (#​75041)
• backport: fix prerender issue with intercepting routes + generateStaticParams (#​75170)

Credits

Huge thanks to @​lubieowoce and @​ztanner for helping!

vercel/next.js (next)

v15.1.6

Compare Source

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