Bump moment from 2.24.0 to 2.29.4

Bumps [moment](https://github.com/moment/moment) from 2.24.0 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/2.24.0...2.29.4)

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

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

package.json

@@ -11,7 +11,7 @@
     "dotenv": "^6.2.0",
     "express": "^4.16.4",
     "http-proxy-middleware": "^0.19.1",
-    "moment": "^2.24.0",
+    "moment": "^2.29.4",
     "morgan": "^1.9.1",
     "pg": "^7.8.0",
     "pg-hstore": "^2.3.2"