Commit
a567e4ae6380c0986629eb50078bdcce097bb341
by md_5 (md_5)
#1038: Removed the no longer needed getChunkUnchecked method from ChunkProviderServer.
This method was added in 8c7d69fefca16aaaac0465dce30899bc74944838 to fix SPIGOT-5228. But since Minecraft 1.17 changed how entities are added and removed from chunks, this method has no longer been used.