tempest: import ImagesClient as ImagesClientV2

This commit [1] renamed ImagesClientV2 to ImagesClient so Ceilometer
Tempest tests do not work anymore.

[1] https://github.com/openstack/tempest/commit/2fea405bd6ea8674c8daaf8ebb788ae33d52c976

Change-Id: Ie1d430982174fab11693ded9e9c5574d00151342
1 file changed
tree: 0b4ef5dc135121b6d4d496c155edf990575151f3
  1. ceilometer/