[TwitchBridge] Switch to unofficial GraphQL API (#1829)
[TwitchBridge] Switch to unofficial GraphQL API (#1829)

* [TwitchBridge] Switch to unofficial GraphQL API

The GraphQL API that the twitch.tv website uses has a lot more
information available than the official APIs. Hopefully it'll be stable.
ORelio/rss-bridge,sebsauvage/rss-bridge,Riduidel/rss-bridge,Riduidel/rss-bridge,kranack/rss-bridge,ORelio/rss-bridge,RSS-Bridge/rss-bridge,kranack/rss-bridge,RSS-Bridge/rss-bridge,kranack/rss-bridge,Riduidel/rss-bridge,RSS-Bridge/rss-bridge,ORelio/rss-bridge,kranack/rss-bridge