Set snapshot and/or references of policy/gui for new release

policy/gui updated to its latest own and reference snapshots

*** This commit is generated by a PF release script ***

Issue-ID: POLICY-4999
Change-Id: Idba2609abfd6452ceb04bd7bc61ea25c7dc4cd09
Signed-off-by: saul.gill <saul.gill@est.tech>
diff --git a/packages/policy-gui-docker/pom.xml b/packages/policy-gui-docker/pom.xml
index ce05af7..91f332d 100644
--- a/packages/policy-gui-docker/pom.xml
+++ b/packages/policy-gui-docker/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.onap.policy.gui</groupId>
         <artifactId>gui-packages</artifactId>
-        <version>3.1.4-SNAPSHOT</version>
+        <version>4.0.0-SNAPSHOT</version>
     </parent>
 
     <packaging>pom</packaging>