Bump moment from 2.29.0 to 2.29.4 in /frontend

Bumps [moment](https://github.com/moment/moment) from 2.29.0 to 2.29.4.
- [Release notes](https://github.com/moment/moment/releases)
- [Changelog](https://github.com/moment/moment/blob/develop/CHANGELOG.md)
- [Commits](https://github.com/moment/moment/compare/2.29.0...2.29.4)

---
updated-dependencies:
- dependency-name: moment
  dependency-type: direct:production
...

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

frontend/package-lock.json

@@ -8584,9 +8584,9 @@
       }
     },
     "moment": {
-      "version": "2.29.0",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.0.tgz",
-      "integrity": "sha512-z6IJ5HXYiuxvFTI6eiQ9dm77uE0gyy1yXNApVHqTcnIKfY9tIwEjlzsZ6u1LQXvVgKeTnv9Xm7NDvJ7lso3MtA=="
+      "version": "2.29.4",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.4.tgz",
+      "integrity": "sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w=="
     },
     "move-concurrently": {
       "version": "1.0.1",

frontend/package.json

@@ -11,7 +11,7 @@
     "chart.js": "^2.9.4",
     "components": "^0.1.0",
     "http-proxy-middleware": "^1.0.5",
-    "moment": "^2.29.0",
+    "moment": "^2.29.4",
     "react": "^16.13.1",
     "react-bootstrap": "^1.3.0",
     "react-chartjs-2": "^2.11.1",