Revert "Re-add Chunk Priority/Urgency System (#5829)"

This reverts commit 2119f06b5a.

Patch was updated incorrectly and needs a closer look.

patches/server/Fix-Entity-Teleportation-and-cancel-velocity-if-tele.patch

@@ -27,9 +27,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
          this.awaitingTeleportTime = this.tickCount;
 -        this.player.absMoveTo(d0, d1, d2, f, f1);
 +        this.player.moveTo(d0, d1, d2, f, f1); // Paper - use proper setPositionRotation for teleportation
-         this.player.forceCheckHighPriority(); // Paper
          this.player.connection.send(new ClientboundPlayerPositionPacket(d0 - d3, d1 - d4, d2 - d5, f - f2, f1 - f3, set, this.awaitingTeleport, flag));
      }
+ 
 diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
 index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
 --- a/src/main/java/net/minecraft/world/entity/Entity.java