message: fix indentation width
diff: @@ -29,8 +29,7 @@ export default {
  if (node.type === "RegExpLiteral" && !regex.test(node.pattern)) {
  context.addNodeDiagnostic(node, {
  category: 'lint/noEmptyCharacterClass',
  - message:
  - 'Empty character classes in regular expressions are not allowed',
  + message: 'Empty character classes in regular expressions are not allowed',
  });
  }
  