Excise usage of cros_logging

Replace all usages of chromite.lib.cros_logging with the stdlib logging
module.

BUG=b:191490453
TEST=None

Change-Id: Ia8d15347f241bca99f61174cf5722a33f3f01a81
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crostestutils/+/3156579
Tested-by: Chris McDonald <cjmcdonald@chromium.org>
Reviewed-by: Kevin Shelton <kmshelton@chromium.org>
Reviewed-by: Alex Klein <saklein@chromium.org>
Commit-Queue: Chris McDonald <cjmcdonald@chromium.org>
Owners-Override: Chris McDonald <cjmcdonald@chromium.org>
diff --git a/au_test_harness/au_test.py b/au_test_harness/au_test.py
index e9e03cd..0d3311e 100644
--- a/au_test_harness/au_test.py
+++ b/au_test_harness/au_test.py
@@ -7,6 +7,7 @@
 
 from __future__ import print_function
 
+import logging
 import os
 import signal
 import sys
@@ -14,7 +15,6 @@
 
 from functools import partial
 
-from chromite.lib import cros_logging as logging
 from chromite.lib import signals
 from crostestutils.au_test_harness import gce_au_worker
 from crostestutils.au_test_harness import vm_au_worker
diff --git a/au_test_harness/au_worker.py b/au_test_harness/au_worker.py
index 408f15d..a66603b 100644
--- a/au_test_harness/au_worker.py
+++ b/au_test_harness/au_worker.py
@@ -13,10 +13,9 @@
 from __future__ import print_function
 
 import inspect
+import logging
 import os
 
-from chromite.lib import cros_logging as logging
-
 
 class AUWorker(object):
   """Interface for a worker that updates and verifies images."""
diff --git a/au_test_harness/cros_au_test_harness.py b/au_test_harness/cros_au_test_harness.py
index 4465019..39fff01 100755
--- a/au_test_harness/cros_au_test_harness.py
+++ b/au_test_harness/cros_au_test_harness.py
@@ -16,6 +16,7 @@
 
 import argparse
 import functools
+import logging
 import os
 import sys
 import tempfile
@@ -28,7 +29,6 @@
 
 # pylint: disable=wrong-import-position
 from chromite.lib import cros_build_lib
-from chromite.lib import cros_logging as logging
 from chromite.lib import parallel
 from chromite.lib import sudo
 from chromite.lib import timeout_util
diff --git a/au_test_harness/gce_au_worker.py b/au_test_harness/gce_au_worker.py
index 3b054e0..a7af4c6 100644
--- a/au_test_harness/gce_au_worker.py
+++ b/au_test_harness/gce_au_worker.py
@@ -8,6 +8,7 @@
 from __future__ import print_function
 
 import datetime
+import logging
 import os
 import random
 import shutil
@@ -19,7 +20,6 @@
 from multiprocessing import Process
 
 from chromite.lib import cros_build_lib
-from chromite.lib import cros_logging as logging
 from chromite.lib import gce
 from chromite.lib import gs
 from chromite.lib import path_util
diff --git a/au_test_harness/vm_au_worker.py b/au_test_harness/vm_au_worker.py
index 47193a5..923dbf5 100644
--- a/au_test_harness/vm_au_worker.py
+++ b/au_test_harness/vm_au_worker.py
@@ -7,6 +7,7 @@
 
 from __future__ import print_function
 
+import logging
 import os
 import shutil
 import subprocess
@@ -14,7 +15,6 @@
 
 from chromite.lib import constants as chromite_constants
 from chromite.lib import cros_build_lib
-from chromite.lib import cros_logging as logging
 from crostestutils.au_test_harness import au_worker
 
 
diff --git a/devmode-test/devinstall_test.py b/devmode-test/devinstall_test.py
index d35eb7f..57cd7f0 100755
--- a/devmode-test/devinstall_test.py
+++ b/devmode-test/devinstall_test.py
@@ -15,6 +15,7 @@
 from __future__ import print_function
 
 import argparse
+import logging
 import os
 import shutil
 import sys
@@ -27,7 +28,6 @@
 # pylint: disable=wrong-import-position
 from chromite.lib import constants as chromite_constants
 from chromite.lib import cros_build_lib
-from chromite.lib import cros_logging as logging
 from chromite.lib import dev_server_wrapper
 from chromite.lib import image_lib
 from chromite.lib import osutils
diff --git a/lib/test_helper.py b/lib/test_helper.py
index 56e0c87..96212bd 100644
--- a/lib/test_helper.py
+++ b/lib/test_helper.py
@@ -8,10 +8,10 @@
 from __future__ import print_function
 
 import glob
+import logging
 import multiprocessing
 
 from chromite.lib import cros_build_lib
-from chromite.lib import cros_logging as logging
 
 
 def _GetTotalMemoryGB():