update for waypointsync plugin

[tr330ne]

Plugin/Theme Submission or Update

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Please fill out the details below to ensure a smooth and quick review.

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Summary of Changes

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Checklist

• [+] I updated only data/plugins-and-themes.yml
• [+] All required fields are present and correctly formatted
• [+] YAML syntax is valid (quotes, spacing, indentation)
• [+] GitHub repo is public and accessible
• [+] MC versions and release info are accurate

YAML validation is handled automatically by GitHub Actions.
If your PR fails, the error message will tell you what to fix.

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🔎 Quick Field Reference

• name → Display name of the plugin/theme
• repo → GitHub repo in owner/repo format
• description → One-line summary
• creator → Object with:
  • name: Author name
  • url: Author profile URL
  • avatar: Author avatar URL (e.g., GitHub .png?size=20)
• latest_release_tag → Latest GitHub release tag (string)
• screenshots → List of screenshots with:
  • url: Path to image in ./Assets/...
  • alt: Short description
  • width: Optional width in pixels
• is_core → true if it’s a core plugin, else false
• mc_versions → Supported versions (range like 1.20.1-1.21.4 or list)
• jar_url → Direct link to the .jar release asset

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Additional Notes (optional)