[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
diff --git a/rw_core/config/config.go b/rw_core/config/config.go
index 0f154f6..69e0c0d 100644
--- a/rw_core/config/config.go
+++ b/rw_core/config/config.go
@@ -89,7 +89,7 @@
 
 	fs.IntVar(&cf.EventTopicPartitions,
 		"EventTopicPartitions",
-		3,
+		1,
 		"RW Core Event topic partitions")
 
 	fs.IntVar(&cf.EventTopicReplicas,