feat: add lucide package for Astro

[MoustaphaDev]

TODOs:

• [x] lucide-astro package
• [x] Testing
• [x] Docs page
• [x] Framework logo
• [x] Homepage icon
• [x] Package logo (both light and dark)
• [x] Add "Lucide Astro" in the left sidebar
• [x] Add workflows for package publishing and testing

What is the purpose of this pull request?

• [ ] New Icon
• [ ] Bug fix
• [x] New Feature
• [ ] Documentation update
• [ ] Other:

Description

Add a new package for first-class Astro support.

Here's the demo project using both the legacy and rewritten package: demo project

See https://github.com/lucide-icons/lucide/pull/2665#issuecomment-2562872802 for more details.

Before Submitting

• [x] I've read the Contribution Guidelines.
• [x] I've checked if there was an existing PR that solves the same issue.