[POLICY] Update docker images to latest versions

The image versions in policy values.yaml files have been updated

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

Issue-ID: POLICY-4343
Signed-off-by: liamfallon <liam.fallon@est.tech>
Change-Id: I96f9d8d2857976f22f503810ba1d9bb42133cd6b
diff --git a/kubernetes/policy/components/policy-xacml-pdp/values.yaml b/kubernetes/policy/components/policy-xacml-pdp/values.yaml
index e7e7eeb..3a44719 100755
--- a/kubernetes/policy/components/policy-xacml-pdp/values.yaml
+++ b/kubernetes/policy/components/policy-xacml-pdp/values.yaml
@@ -83,7 +83,7 @@
 # Application configuration defaults.
 #################################################################
 # application image
-image: onap/policy-xacml-pdp:2.6.3
+image: onap/policy-xacml-pdp:2.7.0
 pullPolicy: Always
 
 # flag to enable debugging - application support required