CoconutGens: Biome Outpost

Version 1.2 (1.21.4):

-Removed functions related to spawn mobs in the outposts, now replaced with jigsaw blocks

-Added outpost jungle, generated in sparse_jungle biome

-Added features to outpost plains, the rest of outpost no have at the moment

-Added an big custom cave spider in secret room on outpost plains

Version 1.1 (skipped because i maked this 1.2):

-Ported to 1.21.4

-some fixes