[DEPS]: Bump turbo from 2.9.6 to 2.9.15

Bumps [turbo](https://github.com/vercel/turborepo) from 2.9.6 to 2.9.15.
- [Release notes](https://github.com/vercel/turborepo/releases)
- [Changelog](https://github.com/vercel/turborepo/blob/main/RELEASE.md)
- [Commits](vercel/turborepo@v2.9.6...v2.9.15)

---
updated-dependencies:
- dependency-name: turbo
  dependency-version: 2.9.15
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -32,7 +32,7 @@
     "@playwright/test": "^1.59.1",
     "dotenv": "^16.6.0",
     "playwright": "^1.59.1",
-    "turbo": "^2.9.6",
+    "turbo": "^2.9.15",
     "webpack-cli": "^5.1.4"
   },
   "packageManager": "npm@10.8.1+sha512.0e9d42e92bd2318408ed81eaff2da5f78baf23ee7d12a6eed44a6e2901d0f29d7ab715d1b918ade601f72e769a824d9a5c322383f22bbbda5dd396e79de2a077"