chore(deps): update dependency @types/supertest to v6

Author: renovate[bot]

bun.lockb

@@ -103,7 +103,7 @@
   "devDependencies": {
     "@cloudflare/workers-types": "^4.20231016.0",
     "@types/node": "^20.11.24",
-    "@types/supertest": "^2.0.12",
+    "@types/supertest": "^6.0.0",
     "@vitest/coverage-v8": "^1.3.0",
     "bumpp": "^9.2.0",
     "bun-types": "latest",