Re-arrange most chunk system patches to front (#8338)

* Re-arrange most chunk system patches to front

Co-authored-by: Spottedleaf <Spottedleaf@users.noreply.github.com>

patches/server/implement-optional-per-player-mob-spawns.patch

@@ -304,9 +304,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
  
      protected ChunkGenerator generator() {
 @@ -0,0 +0,0 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
-         });
+         }
      }
- 
+     // Paper end
 +    // Paper start
 +    public void updatePlayerMobTypeMap(Entity entity) {
 +        if (!this.level.paperConfig().entities.spawning.perPlayerMobSpawns) {
@@ -331,10 +331,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +        return entityPlayer.mobCounts[mobCategory.ordinal()];
 +    }
 +    // Paper end
-+
+ 
      private static double euclideanDistanceSquared(ChunkPos pos, Entity entity) {
          double d0 = (double) SectionPos.sectionToBlockCoord(pos.x, 8);
-         double d1 = (double) SectionPos.sectionToBlockCoord(pos.z, 8);
 diff --git a/src/main/java/net/minecraft/server/level/DistanceManager.java b/src/main/java/net/minecraft/server/level/DistanceManager.java
 index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
 --- a/src/main/java/net/minecraft/server/level/DistanceManager.java
@@ -398,8 +397,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
          this.maxHealthCache = this.getMaxHealth();
 +        this.cachedSingleMobDistanceMap = new com.destroystokyo.paper.util.PooledHashSets.PooledObjectLinkedOpenHashSet<>(this); // Paper
      }
- 
-     // Yes, this doesn't match Vanilla, but it's the best we can do for now.
+     // Paper start - Chunk priority
+     public BlockPos getPointInFront(double inFront) {
 diff --git a/src/main/java/net/minecraft/world/level/NaturalSpawner.java b/src/main/java/net/minecraft/world/level/NaturalSpawner.java
 index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
 --- a/src/main/java/net/minecraft/world/level/NaturalSpawner.java