build(deps-dev): bump @types/supertest from 2.0.16 to 6.0.2

Bumps [@types/supertest](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/supertest) from 2.0.16 to 6.0.2.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/supertest)

---
updated-dependencies:
- dependency-name: "@types/supertest"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -50,7 +50,7 @@
     "@types/jest": "^29.5.3",
     "@types/memorystream": "^0.3.1",
     "@types/node": "^20.5.1",
-    "@types/supertest": "^2.0.12",
+    "@types/supertest": "^6.0.2",
     "@typescript-eslint/eslint-plugin": "^6.4.0",
     "@typescript-eslint/parser": "^6.4.0",
     "eslint": "^8.47.0",