Remove migrated utils code
This commit removes all the utils code which has been migrated to
tempest-lib and updates the uses of it to point to the library instead.
Change-Id: I9207641aa91c0ea7feb8e067316fc220880c3a3b
diff --git a/tempest/api/compute/admin/test_servers.py b/tempest/api/compute/admin/test_servers.py
index adeb64b..229b816 100644
--- a/tempest/api/compute/admin/test_servers.py
+++ b/tempest/api/compute/admin/test_servers.py
@@ -12,10 +12,10 @@
# License for the specific language governing permissions and limitations
# under the License.
+from tempest_lib.common.utils import data_utils
from tempest_lib import decorators
from tempest.api.compute import base
-from tempest.common.utils import data_utils
from tempest import test