npm-dep: bump date-fns from 2.30.0 to 3.0.0 in /frontend

Bumps [date-fns](https://github.com/date-fns/date-fns) from 2.30.0 to 3.0.0.
- [Release notes](https://github.com/date-fns/date-fns/releases)
- [Changelog](https://github.com/date-fns/date-fns/blob/main/CHANGELOG.md)
- [Commits](https://github.com/date-fns/date-fns/compare/v2.30.0...v3.0.0)

---
updated-dependencies:
- dependency-name: date-fns
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

frontend/package.json

@@ -42,7 +42,7 @@
 	},
 	"dependencies": {
 		"@fortawesome/free-solid-svg-icons": "^6.5.1",
-		"date-fns": "^2.30.0",
+		"date-fns": "^3.0.0",
 		"npm-run-all": "^4.1.5",
 		"pocketbase": "^0.20.1",
 		"svelte-fa": "^3.0.4",