Bump codemirror from 5.49.0 to 5.49.2 in /website (#6691)
Bumps [codemirror](https://github.com/codemirror/CodeMirror) from 5.49.0 to 5.49.2.
- [Release notes](https://github.com/codemirror/CodeMirror/releases)
- [Changelog](https://github.com/codemirror/CodeMirror/blob/master/CHANGELOG.md)
- [Commits](https://github.com/codemirror/CodeMirror/compare/5.49.0...5.49.2)
Signed-off-by: dependabot-preview[bot] <support@dependabot.com>