Update POMBA images to 1.5.1

Issue-ID: LOG-1120
Signed-off-by: Prudence Au <prudence.au@amdocs.com>
Change-Id: Ie4621751739a3bab67f6ad928aa124d8328a4455
diff --git a/kubernetes/pomba/charts/pomba-networkdiscoveryctxbuilder/values.yaml b/kubernetes/pomba/charts/pomba-networkdiscoveryctxbuilder/values.yaml
index c706442..de7d661 100644
--- a/kubernetes/pomba/charts/pomba-networkdiscoveryctxbuilder/values.yaml
+++ b/kubernetes/pomba/charts/pomba-networkdiscoveryctxbuilder/values.yaml
@@ -24,7 +24,7 @@
 #################################################################
 # application image
 repository: nexus3.onap.org:10001
-image:  onap/pomba-network-discovery-context-builder:1.4.0
+image:  onap/pomba-network-discovery-context-builder:1.5.1
 pullPolicy: Always
 
 # flag to enable debugging - application support required