title: After upgrading karate version to 1.0.0 cucumber reports are not generated
body: <p>After upgrading karate version to 1.0.0 cucumber reports are not generated. though no test is failed</p>
  <p>Error message:
  Mar 17, 2021 4:54:06 PM net.masterthought.cucumber.ReportBuilder generateErrorPage
  INFO: Unexpected error
  net.masterthought.cucumber.ValidationException: None report file was added!
  at net.masterthought.cucumber.ReportParser.parseJsonFiles(ReportParser.java:61)</p>
  <p>Note:
  Working fine with 0.9.6 version</p>