[POLICY] Update Policy image versions

Update version numbers for all Policy images.

Issue-ID: POLICY-2869
Change-Id: Ia5afdf328fd3ddf3b665446cf0950d65522181d5
Signed-off-by: Jim Hahn <jrh3@att.com>
diff --git a/kubernetes/policy/components/policy-drools-pdp/values.yaml b/kubernetes/policy/components/policy-drools-pdp/values.yaml
index bf969b0..61532fa 100755
--- a/kubernetes/policy/components/policy-drools-pdp/values.yaml
+++ b/kubernetes/policy/components/policy-drools-pdp/values.yaml
@@ -39,7 +39,7 @@
 #################################################################
 # application image
 repository: nexus3.onap.org:10001
-image: onap/policy-pdpd-cl:1.7.3
+image: onap/policy-pdpd-cl:1.7.4
 pullPolicy: Always
 
 # flag to enable debugging - application support required