Generate dependency links for package.json files

What does this MR do and why?

Generates links to dependencies when highlighting content with Highlight.js

Screenshots or screen recordings

before	after

How to set up and validate locally

1. Ensure the highlight_js feature flag is enabled.
2. Open a package.json file from the repository files browser.
3. Click on a dependency name or version.

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

Related to #358793 (closed)