chore(deps): update dependency koa to v3.0.3 [security] (#3188)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -59,7 +59,7 @@
     "@types/mocha": "10.0.10",
     "@types/node": "18.18.14",
     "@types/sinon": "17.0.4",
-    "koa": "3.0.1",
+    "koa": "3.0.3",
     "nyc": "17.1.0",
     "rimraf": "5.0.10",
     "semver": "7.7.3",