[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-4854
Signed-off-by: liamfallon <liam.fallon@est.tech>
Change-Id: I4a28d35bbdda2497faaa5c91baa42aaa9d398437
diff --git a/kubernetes/policy/components/policy-gui/values.yaml b/kubernetes/policy/components/policy-gui/values.yaml
index b6bf2a9..aeccf3a 100644
--- a/kubernetes/policy/components/policy-gui/values.yaml
+++ b/kubernetes/policy/components/policy-gui/values.yaml
@@ -29,7 +29,7 @@
 flavor: small
 
 # application image
-image: onap/policy-gui:2.4.2
+image: onap/policy-gui:3.0.2
 pullPolicy: Always
 
 # flag to enable debugging - application support required