chore(deps): bump debug from 2.6.9 to 4.3.2

Bumps [debug](https://github.com/visionmedia/debug) from 2.6.9 to 4.3.2.
- [Release notes](https://github.com/visionmedia/debug/releases)
- [Commits](https://github.com/visionmedia/debug/compare/2.6.9...4.3.2)

package.json

@@ -16,7 +16,7 @@
     "buffer": "^5.2.1",
     "cookie-parser": "^1.4.4",
     "cors": "^2.8.3",
-    "debug": "^2.6.6",
+    "debug": "^4.3.2",
     "express": "^4.15.2",
     "https-localhost": "^4.1.1",
     "jsonwebtoken": "^8.5.1",