chore(deps-dev): bump typescript in /packages/test-suite

Bumps [typescript](https://github.com/microsoft/TypeScript) from 5.9.3 to 6.0.2.
- [Release notes](https://github.com/microsoft/TypeScript/releases)
- [Commits](microsoft/TypeScript@v5.9.3...v6.0.2)

---
updated-dependencies:
- dependency-name: typescript
  dependency-version: 6.0.2
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

packages/test-suite/package.json

@@ -61,7 +61,7 @@
   "devDependencies": {
     "dotenv-cli": "^11.0.0",
     "tsdown": "^0.11.9",
-    "typescript": "^5.8.3",
+    "typescript": "^6.0.2",
     "vitest": "^3.1.3"
   },
   "engines": {