Fixed missing bracket from the Underground tune - #156

Process completed with exit code 2.

Argument of type 'import("/home/runner/work/ror-player/ror-player/node_modules/beatbox.js/dist/beatbox").Beatbox' is not assignable to parameter of type 'import("/home/runner/work/ror-player/ror-player/node_modules/beatbox.js-export/node_modules/beatbox.js/dist/beatbox").Beatbox'.

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-node@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/