message: Update code style (library)
diff: @@ -23,7 +23,7 @@ preg_match_all('/php_swoole_array_get_value\(.+?, "(.+?)", .+?\)/', $source_cont
  $matches = array_unique($matches[1]);
  $result = '';
  foreach ($matches as $option) {
  - $result .= space(4) . sprintf("public const OPTION_%s = '%s';\n", strtoupper($option), $option);
  + $result .= space(4) . sprintf("public const OPTION_%s = '%s';\n\n", strtoupper($option), $option);
  }
  $constant_php_content = file_get_contents($constant_php);
  