Bump express from 4.17.1 to 4.19.2 in /example/node (#134)

Bumps [express](https://github.com/expressjs/express) from 4.17.1 to 4.19.2.
- [Release notes](https://github.com/expressjs/express/releases)
- [Changelog](https://github.com/expressjs/express/blob/master/History.md)
- [Commits](expressjs/express@4.17.1...4.19.2)

---
updated-dependencies:
- dependency-name: express
  dependency-type: direct:development
...

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example/node/package.json

@@ -5,6 +5,6 @@
     "i18next-http-backend": "1.0.17"
   },
   "devDependencies": {
-    "express": "4.17.1"
+    "express": "4.19.2"
   }
 }