Add inline_constructor_arguments option to class_definition

[paulbalandan]

Description

$ vendor/bin/php-cs-fixer describe class_definition     
Description of class_definition rule.
Whitespace around the keywords of a class, trait, enum or interfaces definition should be one space.

Fixer is configurable using following options:
* multi_line_extends_each_single_line (bool): whether definitions should be multiline; defaults to false
* single_item_single_line (bool): whether definitions should be single line when including a single item; defaults to false
* single_line (bool): whether definitions should be single line; defaults to false
* space_before_parenthesis (bool): whether there should be a single space after the parenthesis of anonymous class (PSR12) or not; defaults to false
* inline_constructor_arguments (bool): whether constructor argument list in anonymous classes should be single line; defaults to true      

Fixing examples:
 
[REDACTED]

 * Example #6. Fixing with configuration: ['inline_constructor_arguments' => true].
   ---------- begin diff ----------
   --- Original
   +++ New
   @@ -1,5 +1,2 @@
    <?php
   -$foo = new class(
   -    $bar,
   -    $baz
   -) {};
   +$foo = new class($bar, $baz) {};

   ----------- end diff -----------

Checklist:

• Securely signed commits
• Component(s) with PHPDoc blocks, only if necessary or adds value
• Unit testing, with >80% coverage
• User guide updated
• Conforms to style guide