Missed a case where fish could load chunks

Spigot-Server-Patches/0368-Prevent-Mob-AI-Rules-from-Loading-Chunks.patch

@@ -1,4 +1,4 @@
-From 7074177957c35a70e19afa8d54ca1ac233524dfc Mon Sep 17 00:00:00 2001
+From d084c3abef084cb894059e7755a1062d4aca0b24 Mon Sep 17 00:00:00 2001
 From: Aikar <aikar@aikar.co>
 Date: Mon, 10 Sep 2018 23:56:36 -0400
 Subject: [PATCH] Prevent Mob AI Rules from Loading Chunks
@@ -63,10 +63,18 @@ index b1661693cf..2cbb6c8f91 100644
      }
  }
 diff --git a/src/main/java/net/minecraft/server/RandomPositionGenerator.java b/src/main/java/net/minecraft/server/RandomPositionGenerator.java
-index 800e0046a8..7bece2ccbf 100644
+index 800e0046a8..bfa6c2eef8 100644
 --- a/src/main/java/net/minecraft/server/RandomPositionGenerator.java
 +++ b/src/main/java/net/minecraft/server/RandomPositionGenerator.java
-@@ -141,6 +141,7 @@ public class RandomPositionGenerator {
+@@ -78,6 +78,7 @@ public class RandomPositionGenerator {
+                 }
+ 
+                 BlockPosition blockposition2 = new BlockPosition((double)j1 + entitycreature.locX, (double)k1 + entitycreature.locY, (double)l1 + entitycreature.locZ);
++                if (!entitycreature.world.isLoaded(blockposition2)) continue; // Paper
+                 if ((!flag1 || entitycreature.f(blockposition2)) && navigationabstract.a(blockposition2)) {
+                     if (!flag) {
+                         blockposition2 = a(blockposition2, entitycreature);
+@@ -141,6 +142,7 @@ public class RandomPositionGenerator {
      }
  
      private static boolean b(BlockPosition blockposition, EntityCreature entitycreature) {