Support source code callouts in CodeBlock (numbers/steps/annotations)

### Have you read the Contributing Guidelines on issues?

- [X] I have read the [Contributing Guidelines on issues](https://github.com/facebook/docusaurus/blob/main/CONTRIBUTING.md#issues).

### Description

Example: https://docs.asciidoctor.org/asciidoc/latest/syntax-quick-reference/#literals-and-source-code



### Has this been requested on Canny?

_No response_

### Motivation

This feature is very useful for explaining the complex parts of the source code in the document

### API design

_No response_

### Have you tried building it?

_No response_

### Self-service

- [ ] I'd be willing to contribute this feature to Docusaurus myself.