ITS: cleanup print statement in tools/run_parallel_tests.py

bug: 121220338

Merged-In: Idec89ba8f6c2f32a114d5f60e3517df65da6fa13

Change-Id: I8fb3390873461074c6aab2925fad6839811126e4
diff --git a/apps/CameraITS/tools/run_parallel_tests.py b/apps/CameraITS/tools/run_parallel_tests.py
index 902eaba..cdba01e 100644
--- a/apps/CameraITS/tools/run_parallel_tests.py
+++ b/apps/CameraITS/tools/run_parallel_tests.py
@@ -63,7 +63,7 @@
     if scenes is None:
         scenes = auto_scenes
 
-    print ">>> Start the at %s" % time.strftime('%Y/%m/%d %H:%M:%S')
+    print ">>> Start the test at %s" % time.strftime('%Y/%m/%d %H:%M:%S')
     for scene in scenes:
         cmds = []
         cmds.append(build_cmd(device0_id, chart_host_id, device1_id, 0, scene))