fix: apps/koa/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-WS-7266574
- https://snyk.io/vuln/SNYK-JS-UNDICI-8641354
- https://snyk.io/vuln/SNYK-JS-KOA-8720152
- https://snyk.io/vuln/SNYK-JS-AXIOS-12613773
- https://snyk.io/vuln/SNYK-JS-AXIOS-9292519
- https://snyk.io/vuln/SNYK-JS-KOA-10944994
- https://snyk.io/vuln/SNYK-JS-AXIOS-9403194
- https://snyk.io/vuln/SNYK-JS-KOA-9679272
- https://snyk.io/vuln/SNYK-JS-UNDICI-10176064

Author: snyk-bot

apps/koa/package.json

@@ -27,15 +27,15 @@
     "vitest": "^2.1.4"
   },
   "dependencies": {
-    "axios": "^1.7.7",
+    "axios": "^1.12.0",
     "cross-env": "^7.0.3",
-    "koa": "^3.0.1",
+    "koa": "^2.16.2",
     "koa-body": "^6.0.1",
     "koa-router": "^13.0.1",
     "ofetch": "^1.4.1",
     "ts-node": "^10.9.2",
     "typescript": "^5.4.5",
-    "undici": "^6.20.1",
-    "ws": "^8.17.0"
+    "undici": "^6.21.2",
+    "ws": "^8.17.1"
   }
 }