Moves cinder tests to cidner_volues script

As the installation of cinder volumes section is separated to another
node (compute node for now) which may not be the same node as the
node running controller side of cinder's services, the tests should
also be moved to the appropriate location.

Change-Id: I2c2e6e64807e026783881197d62243b4751f7f41
Merge "Moves cinder tests to cidner_volues script"