Bump @testing-library/dom from 8.20.0 to 9.0.0 (#51)

Bumps [@testing-library/dom](https://github.com/testing-library/dom-testing-library) from 8.20.0 to 9.0.0.
- [Release notes](https://github.com/testing-library/dom-testing-library/releases)
- [Changelog](https://github.com/testing-library/dom-testing-library/blob/main/CHANGELOG.md)
- [Commits](testing-library/dom-testing-library@v8.20.0...v9.0.0)

---
updated-dependencies:
- dependency-name: "@testing-library/dom"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -43,7 +43,7 @@
     "@illandril/foundryvtt-types": "^4.9.0",
     "@rollup/plugin-babel": "^6.0.3",
     "@rollup/plugin-node-resolve": "^15.0.1",
-    "@testing-library/dom": "^8.20.0",
+    "@testing-library/dom": "^9.0.0",
     "@testing-library/jest-dom": "^5.16.5",
     "@types/chance": "^1.1.3",
     "@types/jest": "^29.4.0",