[POLICY] Upgrade image versions

These images tackle security issues in libraries.

Issue-ID: POLICY-4071
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: I88297b05f05e0a847d10333e60e665f89ccb424d
diff --git a/kubernetes/policy/components/policy-gui/values.yaml b/kubernetes/policy/components/policy-gui/values.yaml
index aa2b9d3..60a6ce3 100644
--- a/kubernetes/policy/components/policy-gui/values.yaml
+++ b/kubernetes/policy/components/policy-gui/values.yaml
@@ -73,7 +73,7 @@
 flavor: small
 
 # application image
-image: onap/policy-gui:2.2.2
+image: onap/policy-gui:2.2.3
 pullPolicy: Always
 
 # flag to enable debugging - application support required