Update to Minecraft 1.20

By: md_5 <git@md-5.net>

paper-server/nms-patches/net/minecraft/world/level/chunk/IChunkAccess.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/world/level/chunk/IChunkAccess.java
 +++ b/net/minecraft/world/level/chunk/IChunkAccess.java
-@@ -77,6 +77,11 @@
+@@ -82,6 +82,11 @@
      protected final LevelHeightAccessor levelHeightAccessor;
      protected final ChunkSection[] sections;
  
@@ -12,19 +12,19 @@
      public IChunkAccess(ChunkCoordIntPair chunkcoordintpair, ChunkConverter chunkconverter, LevelHeightAccessor levelheightaccessor, IRegistry<BiomeBase> iregistry, long i, @Nullable ChunkSection[] achunksection, @Nullable BlendingData blendingdata) {
          this.chunkPos = chunkcoordintpair;
          this.upgradeData = chunkconverter;
-@@ -94,7 +99,11 @@
+@@ -100,7 +105,11 @@
          }
  
-         replaceMissingSections(levelheightaccessor, iregistry, this.sections);
+         replaceMissingSections(iregistry, this.sections);
 +        // CraftBukkit start
 +        this.biomeRegistry = iregistry;
      }
 +    public final IRegistry<BiomeBase> biomeRegistry;
 +    // CraftBukkit end
  
-     private static void replaceMissingSections(LevelHeightAccessor levelheightaccessor, IRegistry<BiomeBase> iregistry, ChunkSection[] achunksection) {
+     private static void replaceMissingSections(IRegistry<BiomeBase> iregistry, ChunkSection[] achunksection) {
          for (int i = 0; i < achunksection.length; ++i) {
-@@ -256,10 +265,11 @@
+@@ -263,10 +272,11 @@
  
      public void setUnsaved(boolean flag) {
          this.unsaved = flag;
@@ -37,7 +37,7 @@
      }
  
      public abstract ChunkStatus getStatus();
-@@ -392,6 +402,27 @@
+@@ -442,6 +452,27 @@
          }
      }