autotest: Add logging settings for run_skylab_suite.py

BUG=chromium:828662
TEST=Ran ./bin/run_skylab_suite locally.

Change-Id: Ie20be280c8b7106f800266705dcf8edadbaeca85
Reviewed-on: https://chromium-review.googlesource.com/1024244
Tested-by: Xixuan Wu <xixuan@chromium.org>
Trybot-Ready: Xixuan Wu <xixuan@chromium.org>
Reviewed-by: Prathmesh Prabhu <pprabhu@chromium.org>
Commit-Queue: Xixuan Wu <xixuan@chromium.org>
diff --git a/server/site_utils.py b/server/site_utils.py
index 139b528..0891f11 100644
--- a/server/site_utils.py
+++ b/server/site_utils.py
@@ -450,6 +450,8 @@
     @param prefix: Flag for log prefix. Set to True to add prefix to log
         entries to include timestamp and log level. Default is False.
     """
+    # TODO (xixuan): Delete this code when finishing replacing run_suite.py &
+    # abort_suite.py in skylab.
     # Remove all existing handlers. client/common_lib/logging_config adds
     # a StreamHandler to logger when modules are imported, e.g.,
     # autotest_lib.client.bin.utils. A new StreamHandler will be added here to