build(deps): bump monaco-editor from 0.54.0 to 0.55.1 in /playground

Bumps [monaco-editor](https://github.com/microsoft/monaco-editor) from 0.54.0 to 0.55.1.
- [Release notes](https://github.com/microsoft/monaco-editor/releases)
- [Changelog](https://github.com/microsoft/monaco-editor/blob/main/CHANGELOG.md)
- [Commits](microsoft/monaco-editor@v0.54.0...v0.55.1)

---
updated-dependencies:
- dependency-name: monaco-editor
  dependency-version: 0.55.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

playground/package.json

@@ -22,7 +22,7 @@
     "axios": "^1.2.2",
     "craco-less": "^3.0.1",
     "js-yaml": "^4.1.0",
-    "monaco-editor": "0.54.0",
+    "monaco-editor": "0.55.1",
     "monaco-editor-webpack-plugin": "^7.1.0",
     "monaco-yaml": "^5.2.2",
     "react": "^19.0.0",