Use the prefix-embedded rand_name method
A version of data_utils.rand_name in tempest_lib was created in tempest to
include a prefix specified in the conf file. This commit changes the
data_utils imports to use the new one in tempest.
Change-Id: Ie3fb5c3ac9afe365bf24e40b00be88d66da7c507
diff --git a/tempest/scenario/test_volume_boot_pattern.py b/tempest/scenario/test_volume_boot_pattern.py
index 1731c48..6c2d3b4 100644
--- a/tempest/scenario/test_volume_boot_pattern.py
+++ b/tempest/scenario/test_volume_boot_pattern.py
@@ -11,8 +11,8 @@
# under the License.
from oslo_log import log
-from tempest_lib.common.utils import data_utils
+from tempest.common.utils import data_utils
from tempest import config
from tempest.scenario import manager
from tempest import test