Update to Minecraft 1.20.3

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

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

@@ -1,6 +1,6 @@
 --- a/net/minecraft/world/level/block/BlockWitherSkull.java
 +++ b/net/minecraft/world/level/block/BlockWitherSkull.java
-@@ -24,6 +24,10 @@
+@@ -25,6 +25,10 @@
  import net.minecraft.world.level.block.state.pattern.ShapeDetectorBuilder;
  import net.minecraft.world.level.block.state.predicate.BlockStatePredicate;
  
@@ -10,8 +10,8 @@
 +
  public class BlockWitherSkull extends BlockSkull {
  
-     @Nullable
-@@ -47,6 +51,7 @@
+     public static final MapCodec<BlockWitherSkull> CODEC = simpleCodec(BlockWitherSkull::new);
+@@ -54,6 +58,7 @@
      }
  
      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);
-@@ -58,12 +63,18 @@
+@@ -65,12 +70,18 @@
                      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()) {
-@@ -72,7 +83,7 @@
+@@ -79,7 +90,7 @@
                              CriterionTriggers.SUMMONED_ENTITY.trigger(entityplayer, (Entity) entitywither);
                          }