Add Lynx SVG logos

[gaoachao]

📝 About your SVG:

• Title: Lynx
• Category: Framework
• Website URL: https://lynxjs.org
• Description: Empower the web community and invite more to build across platforms

📷 Screenshots:

✨ Add screenshots of the logo.

✅ Checklist

• [x] I have permission to use this logo.
• [x] The .svg file is optimized for web use.
• [x] The .svg size is less than 20kb.