Switch to use stable data_utils

Tempest provides stable library interfaces under tempest.lib.
This patch switches to use it for data_utils.

Tempest will remove the deprecated version of data_utils
in https://review.opendev.org/c/openstack/tempest/+/499869

Change-Id: I82621da3b9fe33063827f4f662b8fe9b07d6acee

tempest_stress/actions/server_create_destroy.py

@@ -12,9 +12,9 @@
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
 
-from tempest.common.utils import data_utils
 from tempest.common import waiters
 from tempest import config
+from tempest.lib.common.utils import data_utils
 
 import tempest_stress.stressaction as stressaction
 

tempest_stress/actions/ssh_floating.py

@@ -13,9 +13,9 @@
 import socket
 import subprocess
 
-from tempest.common.utils import data_utils
 from tempest.common import waiters
 from tempest import config
+from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
 
 import tempest_stress.stressaction as stressaction

tempest_stress/actions/volume_attach_delete.py

@@ -11,9 +11,9 @@
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
 
-from tempest.common.utils import data_utils
 from tempest.common import waiters
 from tempest import config
+from tempest.lib.common.utils import data_utils
 
 import tempest_stress.stressaction as stressaction
 

tempest_stress/actions/volume_attach_verify.py

@@ -12,10 +12,10 @@
 
 import re
 
-from tempest.common.utils import data_utils
 from tempest.common.utils.linux import remote_client
 from tempest.common import waiters
 from tempest import config
+from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
 
 import tempest_stress.stressaction as stressaction

tempest_stress/actions/volume_create_delete.py

@@ -10,8 +10,8 @@
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
 
-from tempest.common.utils import data_utils
 from tempest import config
+from tempest.lib.common.utils import data_utils
 
 import tempest_stress.stressaction as stressaction
 

tempest_stress/driver.py

@@ -22,11 +22,11 @@ from oslo_utils import importutils
 import six
 from tempest import clients
 from tempest.common import credentials_factory as credentials
-from tempest.common.utils import data_utils
 from tempest import config
 from tempest import exceptions
 from tempest.lib.common import cred_client
 from tempest.lib.common import ssh
+from tempest.lib.common.utils import data_utils
 
 from tempest_stress import cleanup
 from tempest_stress import config as stress_cfg