Fix jigsaw block kicking user (#8404)

patches/server/fix-Jigsaw-block-kicking-user.patch

@@ -0,0 +1,24 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Legitimoose <legitimoose@gmail.com>
+Date: Wed, 28 Sep 2022 22:45:49 -0700
+Subject: [PATCH] fix Jigsaw block kicking user
+
+
+diff --git a/src/main/java/net/minecraft/world/level/levelgen/structure/pools/StructureTemplatePool.java b/src/main/java/net/minecraft/world/level/levelgen/structure/pools/StructureTemplatePool.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/net/minecraft/world/level/levelgen/structure/pools/StructureTemplatePool.java
++++ b/src/main/java/net/minecraft/world/level/levelgen/structure/pools/StructureTemplatePool.java
+@@ -0,0 +0,0 @@ public class StructureTemplatePool {
+     }
+ 
+     public StructurePoolElement getRandomTemplate(RandomSource random) {
++        //Paper start - Prevent random.nextInt throwing an IllegalArgumentException
++        if (this.templates.size() == 0) {
++            return EmptyPoolElement.INSTANCE;
++        } else {
+         return this.templates.get(random.nextInt(this.templates.size()));
++        }
++        // Paper end
+     }
+ 
+     public List<StructurePoolElement> getShuffledTemplates(RandomSource random) {