Update to Minecraft 1.21

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

paper-server/nms-patches/net/minecraft/world/entity/animal/Bucketable.patch

@@ -1,11 +1,10 @@
 --- a/net/minecraft/world/entity/animal/Bucketable.java
 +++ b/net/minecraft/world/entity/animal/Bucketable.java
-@@ -17,6 +17,15 @@
+@@ -17,6 +17,14 @@
  import net.minecraft.world.item.component.CustomData;
  import net.minecraft.world.level.World;
  
 +// CraftBukkit start
-+import net.minecraft.network.protocol.game.PacketPlayOutEntityMetadata;
 +import net.minecraft.network.protocol.game.PacketPlayOutSpawnEntity;
 +import org.bukkit.craftbukkit.event.CraftEventFactory;
 +import org.bukkit.craftbukkit.inventory.CraftItemStack;
@@ -16,7 +15,7 @@
  public interface Bucketable {
  
      boolean fromBucket();
-@@ -93,10 +102,22 @@
+@@ -93,10 +101,22 @@
          ItemStack itemstack = entityhuman.getItemInHand(enumhand);
  
          if (itemstack.getItem() == Items.WATER_BUCKET && t0.isAlive()) {
@@ -31,7 +30,7 @@
 +            itemstack1 = CraftItemStack.asNMSCopy(playerBucketFishEvent.getEntityBucket());
 +            if (playerBucketFishEvent.isCancelled()) {
 +                ((EntityPlayer) entityhuman).containerMenu.sendAllDataToRemote(); // We need to update inventory to resync client's bucket
-+                ((EntityPlayer) entityhuman).connection.send(new PacketPlayOutSpawnEntity(t0)); // We need to play out these packets as the client assumes the fish is gone
++                t0.getBukkitEntity().update((EntityPlayer) entityhuman); // We need to play out these packets as the client assumes the fish is gone
 +                t0.refreshEntityData((EntityPlayer) entityhuman); // Need to send data such as the display name to client
 +                return Optional.of(EnumInteractionResult.FAIL);
 +            }
@@ -40,7 +39,7 @@
              ItemStack itemstack2 = ItemLiquidUtil.createFilledResult(itemstack, entityhuman, itemstack1, false);
  
              entityhuman.setItemInHand(enumhand, itemstack2);
-@@ -106,7 +127,7 @@
+@@ -106,7 +126,7 @@
                  CriterionTriggers.FILLED_BUCKET.trigger((EntityPlayer) entityhuman, itemstack1);
              }