Update parent version to 1.3.1

Update parent poms to version 1.3.1-SNAPSHOT

Change-Id: Id7677c326cc3d722460b74ed78ac4efd4d4d14f0
Issue-ID: CCSDK-1496
Signed-off-by: Timoney, Dan (dt5972) <dtimoney@att.com>
diff --git a/sdnr/wt/apigateway/feature/pom.xml b/sdnr/wt/apigateway/feature/pom.xml
index 2926ddb..7211c91 100644
--- a/sdnr/wt/apigateway/feature/pom.xml
+++ b/sdnr/wt/apigateway/feature/pom.xml
@@ -33,7 +33,7 @@
   <parent>
     <groupId>org.onap.ccsdk.parent</groupId>
     <artifactId>single-feature-parent</artifactId>
-    <version>1.3.0-SNAPSHOT</version>
+    <version>1.3.1-SNAPSHOT</version>
     <relativePath/>
   </parent>