Update to Minecraft 1.16.4

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

paper-server/nms-patches/EntityTNTPrimed.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/EntityTNTPrimed.java
 +++ b/net/minecraft/server/EntityTNTPrimed.java
-@@ -1,13 +1,16 @@
+@@ -1,6 +1,7 @@
  package net.minecraft.server;
  
  import javax.annotation.Nullable;
@@ -8,10 +8,9 @@
  
  public class EntityTNTPrimed extends Entity {
  
-     private static final DataWatcherObject<Integer> FUSE_TICKS = DataWatcher.a(EntityTNTPrimed.class, DataWatcherRegistry.b);
+@@ -8,6 +9,8 @@
      @Nullable
--    private EntityLiving source;
-+    public EntityLiving source; // PAIL private -> public
+     public EntityLiving source;
      private int fuseTicks;
 +    public float yield = 4; // CraftBukkit - add field
 +    public boolean isIncendiary = false; // CraftBukkit - add field
@@ -31,7 +30,7 @@
 +            this.die();
 +            // CraftBukkit end
          } else {
-             this.aJ();
+             this.aK();
              if (this.world.isClientSide) {
 @@ -71,9 +77,16 @@
      }