Bug: Syntax highlighting doesn't work

### Describe the bug Syntax highlighting doesn't work, but used to be there, I didn't find a single page where it works. The code is now hard to read ### Steps to reproduce Go to https://surrealdb.com/docs/surrealql/statements/sleep ### Expected behaviour The syntax is highlighted ### Contact Details dmitrii.a.baranov@gmail.com ### Is there an existing issue for this? - [x] I have searched the existing issues ### Code of Conduct - [x] I agree to follow this project's Code of Conduct