Fix inheritance for BearerAuth in FUSE client

logger = logging.getLogger(__name__)

class BearerAuth(namedtuple("BearerAuth", ["token", "encoding"])):

class BearerAuth(namedtuple("BearerAuth", ["token", "encoding"]), BasicAuth):

    """Http basic authentication helper."""

    def __new__(cls, token: str = "", encoding: str = "latin1") -> "BearerAuth":

                cache_type=cache_type or self.cache_type,

                cache_options=cache_options or self.cache_options,

                loop=self.loop,

                auth=BearerAuth(self.auth_data['token'])

                auth=BearerAuth(self.auth_data['id_token']),

                **kw,

            )