chore(deps): bump github.com/alecthomas/chroma/v2 from 2.26.1 to 2.27.0 - #8

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: github/codeql-action/analyze@fee9466b8957867761f2d78f922ab084e3e2dd17, github/codeql-action/autobuild@fee9466b8957867761f2d78f922ab084e3e2dd17, github/codeql-action/init@fee9466b8957867761f2d78f922ab084e3e2dd17. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/