Bump mqtt from 4.2.8 to 5.1.4

Bumps [mqtt](https://github.com/mqttjs/MQTT.js) from 4.2.8 to 5.1.4.
- [Release notes](https://github.com/mqttjs/MQTT.js/releases)
- [Changelog](https://github.com/mqttjs/MQTT.js/blob/main/CHANGELOG.OLD.md)
- [Commits](mqttjs/MQTT.js@v4.2.8...v5.1.4)

---
updated-dependencies:
- dependency-name: mqtt
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

tools/pinus-admin-web/package.json

@@ -9,7 +9,7 @@
     "ejs": "3.1.9",
     "express": "4.18.2",
     "morgan": "1.10.0",
-    "mqtt": "4.2.8",
+    "mqtt": "5.1.4",
     "mqtt-connection": "4.1.0",
     "websocket-stream": "5.5.2",
     "ws": "8.13.0"