[VOL-5484]: ONU/OLT reboot conditions added

Signed-off-by: balaji.nagarajan <balaji.nagarajan@radisys.com>
Change-Id: Ic492b6a645d303d7bfc467df97c94ba9d0a4b615
diff --git a/VERSION b/VERSION
index f9fb0e4..1bff231 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.6.20
+3.6.21