Use oslo.log

Convert the use of the incubated version of the log module
to the new oslo.log library.

Sync oslo-incubator modules to update their imports as well.

Co-Authored-By: Doug Hellmann <doug@doughellmann.com>
Change-Id: Ic4932e3f58191869c30bd07a010a6e9fdcb2a12c

nova/block_device.py

@@ -16,11 +16,11 @@
 import re
 
 from oslo_config import cfg
+from oslo_log import log as logging
 from oslo_utils import strutils
 
 from nova import exception
 from nova.i18n import _
-from nova.openstack.common import log as logging
 from nova import utils
 from nova.virt import driver