(VOL-4959) Introduce retry mechanism when read/write to KAFKA for voltha-go

Change-Id: I21a63fd2f0969c04f6cbbf567ff631a25caef197
Signed-off-by: Akash Reddy Kankanala <akash.kankanala@radisys.com>
diff --git a/VERSION b/VERSION
index 33e5103..f9fb0e4 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.6.19
+3.6.20