remove LOG definitions that have not been used

Change-Id: I6d1b942390a592e00755c5974995d0810085ace2

watcher/api/controllers/v1/audit_template.py

@@ -51,8 +51,6 @@ import wsme
 from wsme import types as wtypes
 import wsmeext.pecan as wsme_pecan
 
-from oslo_log import log
-
 from watcher._i18n import _
 from watcher.api.controllers import base
 from watcher.api.controllers import link
@@ -66,8 +64,6 @@ from watcher.common import utils as common_utils
 from watcher.decision_engine.loading import default as default_loading
 from watcher import objects
 
-LOG = log.getLogger(__name__)
-
 
 class AuditTemplatePostType(wtypes.Base):
     _ctx = context_utils.make_context()