fix: upgrade moment from 2.24.0 to 2.28.0 (#2285)

Snyk has created this PR to upgrade moment from 2.24.0 to 2.28.0.

See this package in npm:
https://www.npmjs.com/package/moment

See this project in Snyk:
https://app.snyk.io/org/nmanovic/project/2f167f1b-9eed-4bf3-96b4-7ac84449f680?utm_source=github&utm_medium=upgrade-pr

cvat-ui/package-lock.json

@@ -25390,9 +25390,9 @@
       }
     },
     "moment": {
-      "version": "2.24.0",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.24.0.tgz",
-      "integrity": "sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg=="
+      "version": "2.28.0",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.28.0.tgz",
+      "integrity": "sha512-Z5KOjYmnHyd/ukynmFd/WwyXHd7L4J9vTI/nn5Ap9AVUgaAE15VvQ9MOGmJJygEUklupqIrFnor/tjTwRU+tQw=="
     },
     "move-concurrently": {
       "version": "1.0.1",

cvat-ui/package.json

@@ -63,7 +63,7 @@
     "cvat-core": "file:../cvat-core",
     "dotenv-webpack": "^1.7.0",
     "error-stack-parser": "^2.0.6",
-    "moment": "^2.24.0",
+    "moment": "^2.28.0",
     "platform": "^1.3.6",
     "prop-types": "^15.7.2",
     "react": "^16.9.0",