VOL-1504: fix for TimeSynchronization Request frame

Change-Id: I5350b765506ef9d19639c54281d38911a6f4c323
diff --git a/voltha/extensions/omci/me_frame.py b/voltha/extensions/omci/me_frame.py
index 1724100..b6a4133 100644
--- a/voltha/extensions/omci/me_frame.py
+++ b/voltha/extensions/omci/me_frame.py
@@ -339,6 +339,7 @@
                     entity_id=getattr(self, 'entity_id'),
                     year=dt.year,
                     month=dt.month,
+                    day=dt.day,
                     hour=dt.hour,
                     minute=dt.minute,
                     second=dt.second,