v2.9.4-canary.6

<!-- Release notes generated using configuration in .github/release.yml at v2.9.4-canary.6 -->

What's Changed

@turbo/codemod

• fix: Preserve prerelease info in schema URL during codemod migration by @anthonyshew in https://github.com/vercel/turborepo/pull/12542

Changelog

• feat: Allow --affected and --filter to be combined by @anthonyshew in https://github.com/vercel/turborepo/pull/12543

Full Changelog: https://github.com/vercel/turborepo/compare/v2.9.4-canary.5...v2.9.4-canary.6