Update Playgama extension to v1.26.0 (#1868)

- Added Reddit platform (beta)
- Added YouTube platform (beta)
- Added Portal platform (beta)
- Added guest accounts
- Added CDN
- Added schema for playgama-bridge-config.json
- Added Config Editor
- Updated Discord integration
- Updated QA Tool integration
- Updated JioGames integration
- Update MSN integration
- Update Playgama integration
- Updated playgama-bridge-config.json
- Updated platform pause and audio events

Author: lysoff