Set snapshot and/or references of policy/xacml-pdp for new release

policy/xacml-pdp updated to its latest own and reference snapshots

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

Issue-ID: POLICY-4408
Signed-off-by: liamfallon <liam.fallon@est.tech>
Change-Id: Icb77bcddf808c91379431b0e9f67a703755f945e
diff --git a/applications/optimization/pom.xml b/applications/optimization/pom.xml
index 24a36b7..98fbf04 100644
--- a/applications/optimization/pom.xml
+++ b/applications/optimization/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.onap.policy.xacml-pdp.applications</groupId>
         <artifactId>applications</artifactId>
-        <version>2.7.2-SNAPSHOT</version>
+        <version>2.8.0-SNAPSHOT</version>
     </parent>
 
     <artifactId>xacml-optimization</artifactId>