Bump @types/luxon from 3.3.7 to 3.4.2

Bumps [@types/luxon](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/luxon) from 3.3.7 to 3.4.2.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/luxon)

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

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

package.json

@@ -67,7 +67,7 @@
     "@opencast/eslint-config-ts-react": "^0.1.0",
     "@playwright/test": "^1.40.1",
     "@types/lodash": "^4.14.202",
-    "@types/luxon": "^3.3.7",
+    "@types/luxon": "^3.4.2",
     "@types/react-beforeunload": "^2.1.5",
     "@types/react-resizable": "^3.0.7",
     "@types/react-virtualized-auto-sizer": "^1.0.4",