Bump @testing-library/jest-dom from 6.4.5 to 6.4.6

Bumps [@testing-library/jest-dom](https://github.com/testing-library/jest-dom) from 6.4.5 to 6.4.6.
- [Release notes](https://github.com/testing-library/jest-dom/releases)
- [Changelog](https://github.com/testing-library/jest-dom/blob/main/CHANGELOG.md)
- [Commits](testing-library/jest-dom@v6.4.5...v6.4.6)

---
updated-dependencies:
- dependency-name: "@testing-library/jest-dom"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

package.json

@@ -10,7 +10,7 @@
     "@mui/material": "^5.15.19",
     "@opencast/appkit": "^0.3.0",
     "@reduxjs/toolkit": "^2.2.6",
-    "@testing-library/jest-dom": "^6.4.5",
+    "@testing-library/jest-dom": "^6.4.6",
     "@types/iarna__toml": "^2.0.5",
     "@types/react": "^18.3.3",
     "@types/react-dom": "^18.3.0",