Add more detailed logging of control file args

Previously enumerated a repr of args but not of kwargs

BUG=chromium:984103
TEST=None

Change-Id: Ib26c9ea30d4cc53ec394f95d1d58b6a0273e007b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/autotest/+/1954958
Tested-by: Jacob Kopczynski <jkop@chromium.org>
Commit-Queue: Jacob Kopczynski <jkop@chromium.org>
Auto-Submit: Jacob Kopczynski <jkop@chromium.org>
Reviewed-by: Alex Zamorzaev <zamorzaev@chromium.org>
diff --git a/client/common_lib/test.py b/client/common_lib/test.py
index 536b9d8..f24637f 100644
--- a/client/common_lib/test.py
+++ b/client/common_lib/test.py
@@ -367,7 +367,7 @@
             else:
                 self.before_run_once()
                 logging.debug('starting test(run_once()), test details follow'
-                              '\n%r', args)
+                              '\nargs: %r\nkwargs: %r', args, dargs)
                 self.run_once(*args, **dargs)
                 logging.debug('The test has completed successfully')
                 self.after_run_once()