Turborepo v2.9.3

<!-- Release notes generated using configuration in .github/release.yml at v2.9.3 -->

What's Changed

Changelog

• fix: Preserve per-workspace lockfiles during pnpm pruning by @anthonyshew in https://github.com/vercel/turborepo/pull/12519

Full Changelog: https://github.com/vercel/turborepo/compare/v2.9.2...v2.9.3