This change adds database support to the python-openstackclient
project for the configuration-parameter-show command.
The trove command configuration-parameter-show is now:
openstack database configuration parameter show
Change-Id: I0a286390135a09b125fab0efa8c83aefec8ca334
Partially-Implements: trove-support-in-python-openstackclient
0ea43259d0