Update upstream and rebuild

Spigot-Server-Patches/Don-t-create-a-chunk-just-to-unload-it.patch

@@ -9,9 +9,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 --- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
 +++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
 @@ -0,0 +0,0 @@ public class CraftWorld implements World {
-             return false;
-         }
+     }
  
+     private boolean unloadChunk0(int x, int z, boolean save, boolean safe) {
 -        net.minecraft.server.Chunk chunk = world.getChunkProviderServer().getChunkAt(x, z);
 +        // Paper start - Don't create a chunk just to unload it
 +        net.minecraft.server.Chunk chunk = world.getChunkProviderServer().getChunkIfLoaded(x, z);
@@ -19,6 +19,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +            return false;
 +        }
 +        // Paper end
++
          if (chunk.mustSave) {   // If chunk had previously been queued to save, must do save to avoid loss of that data
              save = true;
          }

Spigot-Server-Patches/Optimize-Chunk-Unload-Queue.patch

@@ -276,8 +276,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 --- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
 +++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
 @@ -0,0 +0,0 @@ public class CraftWorld implements World {
-         }
  
+     private boolean unloadChunk0(int x, int z, boolean save, boolean safe) {
          // Paper start - Don't create a chunk just to unload it
 -        net.minecraft.server.Chunk chunk = world.getChunkProviderServer().getChunkIfLoaded(x, z);
 +        net.minecraft.server.Chunk chunk = world.getChunkProviderServer().getChunkIfActive(x, z); // Paper

work/CraftBukkit

@@ -1 +1 @@
-Subproject commit f01861f80bc8d903f72210e7d79c90c35473aa74
+Subproject commit f326992b8b4df295dc35b06e8c3701c7b4397c9b

work/Spigot

@@ -1 +1 @@
-Subproject commit a1b8bf3530b3f83fbd94cc8624d05426b0d9de5f
+Subproject commit f6feaaae5b036bd574632a98c684b2fddf4454b9