port Significantly improve performance of the end generation (#7919)

patches/server/0617-add-isDeeplySleeping-to-HumanEntity.patch

@@ -1,24 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Jake Potrebic <jake.m.potrebic@gmail.com>
-Date: Thu, 8 Apr 2021 17:36:10 -0700
-Subject: [PATCH] add isDeeplySleeping to HumanEntity
-
-
-diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftHumanEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftHumanEntity.java
-index a9c46bd7173d44191c3e9f273e0e1c576ac30a26..73517e2cc98e9cda6e577976232a6c9314226ece 100644
---- a/src/main/java/org/bukkit/craftbukkit/entity/CraftHumanEntity.java
-+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftHumanEntity.java
-@@ -122,6 +122,13 @@ public class CraftHumanEntity extends CraftLivingEntity implements HumanEntity {
-         }
-     }
- 
-+    // Paper start
-+    @Override
-+    public boolean isDeeplySleeping() {
-+        return getHandle().isSleepingLongEnough();
-+    }
-+    // Paper end
-+
-     @Override
-     public int getSleepTicks() {
-         return this.getHandle().sleepCounter;