Bump @uiw/codemirror-themes from 4.19.5 to 4.21.12 (#1960)

Bumps [@uiw/codemirror-themes](https://github.com/uiwjs/react-codemirror) from 4.19.5 to 4.21.12.
- [Release notes](https://github.com/uiwjs/react-codemirror/releases)
- [Commits](uiwjs/react-codemirror@v4.19.5...v4.21.12)

---
updated-dependencies:
- dependency-name: "@uiw/codemirror-themes"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -97,7 +97,7 @@
     "@types/remove-markdown": "^0.3.1",
     "@typescript-eslint/eslint-plugin": "^5.43.0",
     "@typescript-eslint/parser": "^5.57.0",
-    "@uiw/codemirror-themes": "^4.19.1",
+    "@uiw/codemirror-themes": "^4.21.12",
     "apollo": "^2.34.0",
     "cross-env": "^7.0.3",
     "eslint": "^8.41.0",