On HW tests, it was detected that openstack-endpoints restart was
happening at the same as the service-manager restart, this creating
a conflict that preventing SM services to reach enabled-active.
This was provoking the reboot.
The correction add a class to execute openstack-endpoint runtime
restart on the post stage on puppet, avoiding to be run as SM is
Tested on AIO-SX, by monitoring manifest apply and validating that
no reboot happens
Signed-off-by: Andre Fernando Zanella Kantek <AndreFernandoZanella.Kantek@windriver.com>