fix(deps): update dependency debug to v4

Author: renovate[bot]

code/express/apps/template-demo/package.json

@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "cookie-parser": "^1.4.6",
-    "debug": "^2.6.9",
+    "debug": "^4.0.0",
     "ejs": "^3.1.10",
     "express": "^4.21.0",
     "http-errors": "^1.8.1",