Remove somewhat broken patch

With the new chunk system it doesn't hurt too much to (temporarily) remove this until implemented in a safer manner

patches/server/Optimise-nearby-player-lookups.patch

@@ -108,8 +108,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 --- a/src/main/java/net/minecraft/server/level/ServerLevel.java
 +++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
 @@ -0,0 +0,0 @@ public class ServerLevel extends Level implements WorldGenLevel {
+     }
      // Paper end
-     public final ReferenceOpenHashSet<ServerPlayer> pendingLogin = new ReferenceOpenHashSet<>(); // Paper
  
 +    // Paper start - optimise checkDespawn
 +    public final List<ServerPlayer> playersAffectingSpawning = new java.util.ArrayList<>();