Move holder map fix to threading fixes

Author: ishland

src/main/java/com/ishland/c2me/mixin/threading/async_scheduling/MixinChunkHolder.java renamed to src/main/java/com/ishland/c2me/mixin/fixes/chunkio/threading/MixinChunkHolder.java

@@ -1,4 +1,4 @@
-package com.ishland.c2me.mixin.threading.async_scheduling;
+package com.ishland.c2me.mixin.fixes.chunkio.threading;
 
 import com.ishland.c2me.mixin.access.IThreadedAnvilChunkStorage;
 import net.minecraft.server.world.ChunkHolder;

src/main/resources/c2me.mixins.json

@@ -90,7 +90,7 @@
     "optimization.worldgen.random_instances.MixinRedirectAtomicSimpleRandomStatic",
     "optimization.worldgen.thread_local_biome_cache.MixinMultiNoiseBiomeSourcePreset",
     "optimization.worldgen.vanilla_optimization.the_end_biome_cache.MixinTheEndBiomeSource",
-    "threading.async_scheduling.MixinChunkHolder",
+    "fixes.chunkio.threading.MixinChunkHolder",
     "threading.async_scheduling.MixinThreadedAnvilChunkStorage",
     "threading.chunkio.MixinChunkSerializer",
     "threading.chunkio.MixinSerializingRegionBasedStorage",