docs: def _handle_tag_salt_auth_creds(self, tag, data):
          '''
          Handle a salt_auth_creds event
          '''
          key = tuple(data['key'])
          log.debug(
              'Updating auth data for %s: %s -> %s',
              key, salt.crypt.AsyncAuth.creds_map.get(key), data['creds']
          )
          salt.crypt.AsyncAuth.creds_map[tuple(data['key'])] = data['creds']