Update to Minecraft 1.20

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

paper-server/nms-patches/net/minecraft/world/level/block/BlockWitherSkull.patch

@@ -1,8 +1,8 @@
 --- a/net/minecraft/world/level/block/BlockWitherSkull.java
 +++ b/net/minecraft/world/level/block/BlockWitherSkull.java
-@@ -26,6 +26,10 @@
- import net.minecraft.world.level.block.state.predicate.MaterialPredicate;
- import net.minecraft.world.level.material.Material;
+@@ -24,6 +24,10 @@
+ import net.minecraft.world.level.block.state.pattern.ShapeDetectorBuilder;
+ import net.minecraft.world.level.block.state.predicate.BlockStatePredicate;
  
 +// CraftBukkit start
 +import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
@@ -11,7 +11,7 @@
  public class BlockWitherSkull extends BlockSkull {
  
      @Nullable
-@@ -49,6 +53,7 @@
+@@ -47,6 +51,7 @@
      }
  
      public static void checkSpawn(World world, BlockPosition blockposition, TileEntitySkull tileentityskull) {
@@ -19,7 +19,7 @@
          if (!world.isClientSide) {
              IBlockData iblockdata = tileentityskull.getBlockState();
              boolean flag = iblockdata.is(Blocks.WITHER_SKELETON_SKULL) || iblockdata.is(Blocks.WITHER_SKELETON_WALL_SKULL);
-@@ -60,12 +65,18 @@
+@@ -58,12 +63,18 @@
                      EntityWither entitywither = (EntityWither) EntityTypes.WITHER.create(world);
  
                      if (entitywither != null) {
@@ -39,7 +39,7 @@
                          Iterator iterator = world.getEntitiesOfClass(EntityPlayer.class, entitywither.getBoundingBox().inflate(50.0D)).iterator();
  
                          while (iterator.hasNext()) {
-@@ -74,7 +85,7 @@
+@@ -72,7 +83,7 @@
                              CriterionTriggers.SUMMONED_ENTITY.trigger(entityplayer, (Entity) entitywither);
                          }