Add YouTube plugin to community-plugins.json

[dmaretskyi]

Plugin registration

Entry

• Repo: dxos/plugin-youtube
• Plugin id: org.dxos.plugin.youtube
• Plugin name: Youtube Plugin
• Short description: YouTube channel subscription and video feed sync.
• Latest release URL: https://github.com/dxos/plugin-youtube/releases/tag/v0.1.1

Checklist

• Repo is public.
• Latest GitHub Release contains manifest.json and the module asset named in manifest.moduleFile.
• Plugin id is namespaced (reverse-domain) and unique within this registry.
• I have read CONTRIBUTING.md.
• Plugin does not exfiltrate user data or include unsolicited analytics. If it does call out to a server, the destination(s) are documented in the plugin's README.

Notes for reviewers