Bump lodash and @types/lodash in /LearningHub.Nhs.WebUI

Bumps [lodash](https://github.com/lodash/lodash) and [@types/lodash](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/lodash). These dependencies needed to be updated together.

Updates `lodash` from 4.17.15 to 4.17.21
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](lodash/lodash@4.17.15...4.17.21)

Updates `@types/lodash` from 4.14.149 to 4.17.14
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/lodash)

---
updated-dependencies:
- dependency-name: lodash
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: "@types/lodash"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

LearningHub.Nhs.WebUI/package-lock.json

@@ -31,7 +31,7 @@
     "concurrently": "^7.6.0",
     "core-js": "^3.40.0",
     "js-cookie": "2.2.1",
-    "lodash": "4.17.15",
+    "lodash": "4.17.21",
     "moment": "^2.30.1",
     "navigator.sendbeacon": "0.0.20",
     "nhsuk-frontend": "^7.1.0",
@@ -65,7 +65,7 @@
     "@types/jquery": "^3.3.32",
     "@types/jquery-match-height": "^0.7.8",
     "@types/js-cookie": "2.2.1",
-    "@types/lodash": "4.14.149",
+    "@types/lodash": "4.17.14",
     "@types/openseadragon": "^2.4.5",
     "@types/sanitize-html": "^2.13.0",
     "@types/vuelidate": "^0.7.22",