build(deps-dev): bump turbo from 2.5.5 to 2.5.6 (#783)

Bumps [turbo](https://github.com/vercel/turborepo) from 2.5.5 to 2.5.6.
- [Release notes](https://github.com/vercel/turborepo/releases)
- [Changelog](https://github.com/vercel/turborepo/blob/main/release.md)
- [Commits](vercel/turborepo@v2.5.5...v2.5.6)

---
updated-dependencies:
- dependency-name: turbo
  dependency-version: 2.5.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package.json

@@ -27,7 +27,7 @@
         "happy-dom": "^18.0.1",
         "prettier": "^3.6.2",
         "rimraf": "6.0.1",
-        "turbo": "^2.5.5",
+        "turbo": "^2.5.6",
         "tsup": "^8.5.0",
         "typescript": "^5.9.2",
         "vitest": "^3.2.4",