Bump moment from 2.24.0 to 2.29.4 in /src/web/PViMS.Spa

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](moment/moment@2.24.0...2.29.4)

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

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

Author: dependabot[bot]

src/web/PViMS.Spa/package-lock.json

@@ -49,7 +49,7 @@
     "highlight.js": "9.15.6",
     "hopscotch": "0.3.1",
     "install": "0.12.2",
-    "moment": "2.24.0",
+    "moment": "2.29.4",
     "ng2-dragula": "2.1.1",
     "ng2-validation": "4.2.0",
     "ngx-pagination": "3.2.1",