Set classified-sort option to false by default as it caused confusion

The classified-sort option was previously set to true by default, which led to confusion for many users. It wasn't an intentional decision, so we're updating the default to false to avoid unexpected column ordering.

Author: hatsu38

lib/annotate_rb/parser.rb

@@ -394,7 +394,7 @@ def add_options_to_parser(option_parser) # rubocop:disable Metrics/MethodLength
 
       option_parser.on("--classified-sort",
         "Sort columns alphabetically, but first goes id, then the rest columns, then the timestamp columns and then the association columns") do
-        @options[:classified_sort] = true
+        @options[:classified_sort] = false
       end
 
       option_parser.on("-R",