Fix whitespace [skip actions]

src/main/java/emu/grasscutter/command/commands/CoopCommand.java

@@ -38,7 +38,7 @@ public final class CoopCommand implements CommandHandler {
                 CommandHandler.sendMessage(sender, translate(sender, "commands.coop.usage"));
                 return;
         }
-        
+
         // There's no target==host check but this just places them in multiplayer in their own world which seems fine.
         if (targetPlayer.isInMultiplayer()) {
             targetPlayer.getServer().getMultiplayerSystem().leaveCoop(targetPlayer);