v2.9.7-canary.6

<!-- Release notes generated using configuration in .github/release.yml at v2.9.7-canary.6 -->

What's Changed

Changelog

• fix: Ignore SIGINT in shim after spawning local turbo by @anthonyshew in https://github.com/vercel/turborepo/pull/12612

Full Changelog: https://github.com/vercel/turborepo/compare/v2.9.7-canary.5...v2.9.7-canary.6