feat: remove the white background of the favicon

[Gahotx]

Description

Remove the white background of the favicon.

Type of Change

• 🔌 Adding a new plugin
• 🐛 Bug fix
• ✨ New feature
• 📚 Documentation update
• 🔧 Other (please describe)

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Adding New Plugin Checklist

Complete this section only if adding a new plugin

Required Steps ✅

• Plugin added to public/plugins.json
• All required fields completed (id, name, description, category, packageName, githubUrl, author, tags, type)
• Plugin detail page tested and loads correctly
• Plugin information is accurate and up-to-date

Plugin Details

• Plugin Name:
• Category:
• Type: official/community
• GitHub URL:

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General Checklist

• Code follows the project's style guidelines
• Self-review completed
• Testing completed (if applicable)
• Documentation updated (if needed)

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