[VOL-4696] voltha.events topic should have one partition by default

Change-Id: I26baf1a3e2b46732eb9864518b50180a61c460e8
diff --git a/VERSION b/VERSION
index 94ff29c..ef538c2 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.1.1
+3.1.2