Remove "Auto fix bad Y levels on player login" patch

Fixes #6357
Closes #6508
Closes #6358

patches/server/0113-Allow-Reloading-of-Command-Aliases.patch

@@ -1,36 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: willies952002 <admin@domnian.com>
-Date: Mon, 28 Nov 2016 10:21:52 -0500
-Subject: [PATCH] Allow Reloading of Command Aliases
-
-Reload the aliases stored in commands.yml
-
-diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
-index a461bfaeaa414ae3bfed96913140b22b81fe255d..ba13ecb7148e1b7227b4eeaa36cedaed163200af 100644
---- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
-+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
-@@ -2424,5 +2424,24 @@ public final class CraftServer implements Server {
-         DefaultPermissions.registerCorePermissions();
-         CraftDefaultPermissions.registerCorePermissions();
-     }
-+
-+    @Override
-+    public boolean reloadCommandAliases() {
-+        Set<String> removals = getCommandAliases().keySet().stream()
-+                .map(key -> key.toLowerCase(java.util.Locale.ENGLISH))
-+                .collect(java.util.stream.Collectors.toSet());
-+        getCommandMap().getKnownCommands().keySet().removeIf(removals::contains);
-+        File file = getCommandsConfigFile();
-+        try {
-+            commandsConfiguration.load(file);
-+        } catch (FileNotFoundException ex) {
-+            return false;
-+        } catch (IOException | org.bukkit.configuration.InvalidConfigurationException ex) {
-+            Bukkit.getLogger().log(Level.SEVERE, "Cannot load " + file, ex);
-+            return false;
-+        }
-+        commandMap.registerServerAliases();
-+        return true;
-+    }
-     // Paper end
- }