Update README.md

Fixed typo

README.md

@@ -52,7 +52,7 @@ public class LevelCommand : DBCommand
 
     public async void ExecuteServer(DBCommandExecutingArguments context)
     {
-        //Variables.database is a sql connection that is defined in an auxiliary file in the same napespace as this class
+        //Variables.database is a sql connection that is defined in an auxiliary file in the same namespace as this class
         object[] user = await Variables.database.ReadDataArrayAsync($"SELECT * FROM Levels WHERE UserID='{context.Message.Author.Id}'");
         if (user is null)
         {