Update request: chat.fluffy.fluffychat 1.25.1

Version 1.25.1 of chat.fluffy.fluffychat was released: https://github.com/krille-chan/fluffychat/releases/tag/v1.25.1, and version 1.25.0 with several changes: https://github.com/krille-chan/fluffychat/releases/tag/v1.25.0