Fix the Cyborg service

According to the documentation [1] type of the Cyborg service should
be 'accelerator' and description 'Acceleration Service'. Also, this
change fixes incorrect endpoint URLs, and not configures an admin
endpoint [2] because the documentation [1] not updated yet.

1. https://docs.openstack.org/cyborg/latest/install/common.html


2. Icf3bf08deab2c445361f0a0124d87ad8b0e4e9d9

Closes-Bug: #2020080
Change-Id: I002db50cbad5a90e479498e605bdeab343e129c7
Signed-off-by: Maksim Malchuk <maksim.malchuk@gmail.com>