Bump koa from 2.15.3 to 3.0.1

Bumps [koa](https://github.com/koajs/koa) from 2.15.3 to 3.0.1.
- [Release notes](https://github.com/koajs/koa/releases)
- [Changelog](https://github.com/koajs/koa/blob/master/History.md)
- [Commits](koajs/koa@2.15.3...v3.0.1)

---
updated-dependencies:
- dependency-name: koa
  dependency-version: 3.0.1
  dependency-type: direct:development
...

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

Author: dependabot[bot]

package.json

@@ -34,7 +34,7 @@
   "typings": "index.d.ts",
   "devDependencies": {
     "jest": "^29.7.0",
-    "koa": "^2.15.3",
+    "koa": "^3.0.1",
     "supertest": "^6.3.4"
   },
   "dependencies": {