updated the parent references in the policy/docker pom
*** This commit is generated by a PF release script ***
Issue-ID: POLICY-4089
Signed-off-by: liamfallon <liam.fallon@est.tech>
Change-Id: If0a1895c5d0c0203bebf2ac99e6f9c1345bb8857
     <parent>
         <groupId>org.onap.policy.parent</groupId>
         <artifactId>integration</artifactId>
-        <version>3.5.2-SNAPSHOT</version>
+        <version>3.5.2</version>
         <relativePath />
     </parent>