Bump dayjs from 1.11.19 to 1.11.20 (#266)

Bumps [dayjs](https://github.com/iamkun/dayjs) from 1.11.19 to 1.11.20.
- [Release notes](https://github.com/iamkun/dayjs/releases)
- [Changelog](https://github.com/iamkun/dayjs/blob/dev/CHANGELOG.md)
- [Commits](iamkun/dayjs@v1.11.19...v1.11.20)

---
updated-dependencies:
- dependency-name: dayjs
  dependency-version: 1.11.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -13,7 +13,7 @@
   "dependencies": {
     "@faker-js/faker": "^10.3.0",
     "cookie-parser": "^1.4.7",
-    "dayjs": "^1.11.19",
+    "dayjs": "^1.11.20",
     "lodash": "^4.17.23",
     "markdown-it": "^14.1.1",
     "nhsuk-frontend": "^10.3.1",