code: def remove_results(vcs, signature):
      
      results_directory = _get_results_directory(vcs, signature)
      if not os.path.exists(results_directory):
          raise ResultsNotFoundError
      shutil.rmtree(results_directory)
docs: Removed saved results for this signature
  
      Args:
          vcs (easyci.vcs.base.Vcs)
          signature (str)
      Raises:
          ResultsNotFoundError