enable psr12 on cs fixer

Author: ph7jack

.php-cs-fixer.php

@@ -4,13 +4,14 @@
 
 $rules = [
     '@PSR2'                       => true,
+    '@PSR12'                      => true,
     'group_import'                => true,
     'align_multiline_comment'     => false,
     'single_import_per_statement' => false,
     'array_indentation'           => true,
     'array_syntax'                => ['syntax' => 'short'],
     'binary_operator_spaces'      => [
-        'default'   => 'align_single_space_minimal',
+        'default' => 'align_single_space_minimal',
     ],
     'blank_line_after_namespace'   => true,
     'blank_line_after_opening_tag' => false,