old_contents: #: A list of the permission strings used by Virtool.
  PERMISSIONS = [
      "cancel_job",
      "create_sample",
      "create_subtraction",
      "manage_users",
      "modify_hmm",
      "modify_options",
      "modify_virus",
      "rebuild_index",
      "remove_job",
      "remove_virus"
  ]
  
new_contents: #: A list of the permission strings used by Virtool.
  PERMISSIONS = [
      "cancel_job",
      "create_sample",
      "manage_users",
      "modify_hmm",
      "modify_options",
      "modify_subtraction",
      "modify_virus",
      "rebuild_index",
      "remove_job",
      "remove_virus"
  ]
  
subject: Change create_subtraction permission to modify_subtraction