chore(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

@@ -47,7 +47,7 @@
     "@types/node": "^18.15.11",
     "@types/pino": "^7.0.5",
     "@types/split2": "^3.2.1",
-    "@types/supertest": "^2.0.12",
+    "@types/supertest": "^6.0.2",
     "@types/swagger-ui-express": "4.1.6",
     "@typescript-eslint/eslint-plugin": "^5.57.0",
     "@typescript-eslint/parser": "^5.57.0",