Bump @types/supertest from 2.0.16 to 6.0.2 (#12)

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

Author: dependabot[bot]

package.json

@@ -40,7 +40,7 @@
     "@types/express": "^4.17.13",
     "@types/jest": "28.1.4",
     "@types/node": "^16.0.0",
-    "@types/supertest": "^2.0.11",
+    "@types/supertest": "^6.0.2",
     "@typescript-eslint/eslint-plugin": "^5.0.0",
     "@typescript-eslint/parser": "^5.0.0",
     "eslint": "^8.0.1",