Aether Gravitation

Aether Gravitation has been ported to 1.20.1 :

Additions :

• added aerfin, a tree type with 3 different forms(normal, blue and golden).

Changes :

• changed beladon textures(thanks to Quizzly_ for the new log texture)
• changed bronzite palette
• reworked biomes

Removed :

• Removed compat with Deep Aether and Aether Redux(i'll find a way to add it back later on and also add compat with Ancient Aether)