Metadata Agent - Add integration for RetroArcher.bundle

[ReenigneArcher]

• [x] Get installed version from attribution page
• [x] Get latest version using github api
• [ ] Manage settings within Settings interface
  • [ ] Get settings using PlexAPI
  • [ ] Related issue: (https://github.com/pkkid/python-plexapi/issues/863)
  • [ ] Requires secure and option attributes (https://discord.com/channels/741380592104636467/803096038088114207/926920297469325312) otherwise get the values from (http://:/:/plugins//prefs?X-Plex-Token=)
  • [ ] Save settings using requests.get (https://:/:/plugins//prefs/set?=&=&X-Plex-Token=)

[github-actions[bot]]

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