v2.9.2-canary.3

<!-- Release notes generated using configuration in .github/release.yml at v2.9.2-canary.3 -->

What's Changed

Changelog

• fix(api-client): Treat * as wildcard in preflight Access-Control-Allow-Headers by @bitttttten in https://github.com/vercel/turborepo/pull/12503
• docs: Document turbo.* generator variables by @anthonyshew in https://github.com/vercel/turborepo/pull/12511
• fix: Backfill missing pnpm workspace importer entries during prune by @anthonyshew in https://github.com/vercel/turborepo/pull/12514

Full Changelog: https://github.com/vercel/turborepo/compare/v2.9.2-canary.2...v2.9.2-canary.3