workaround for bz 1714205
workaround for bz 1714205

update python-tripleoclient version to workaround the failure
[Errno 2] No such file or directory in introspect stage.

Change-Id: I2a63af1f5ad54dc22dfcc68314cc586132cc60d7

redhat-openstack/infrared,redhat-openstack/infrared,redhat-openstack/infrared