Fix: Use no_unneeded_braces instead of deprecated no_unneeded_curly_braces fixer

Author: localheinz

.php-cs-fixer.dist.php

@@ -171,8 +171,8 @@
         'no_trailing_whitespace' => true,
         'no_trailing_whitespace_in_comment' => true,
         'no_trailing_whitespace_in_string' => true,
+        'no_unneeded_braces' => true,
         'no_unneeded_control_parentheses' => true,
-        'no_unneeded_curly_braces' => true,
         'no_unneeded_final_method' => true,
         'no_unneeded_import_alias' => true,
         'no_unreachable_default_argument_value' => true,