chore(deps): bump axios from 0.21.2 to 0.28.0 in /examples/koa

Author: RobinzZH

examples/koa/package-lock.json

@@ -10,7 +10,7 @@
   "dependencies": {
     "@tswjs/open-platform-plugin": "^1.3.3",
     "@tswjs/tsw": "^2.6.0",
-    "axios": "^0.21.2",
+    "axios": "^0.28.0",
     "koa": "^2.11.0",
     "winston": "^3.2.1",
     "winston-transport": "^4.3.0"