Sync docker tags with release manifest

Sync docker tags with the release manifest from integration
repo commit b570f27f6b382458cc64347024f27e15d36faad4.

Change-Id: Ic091d6f6803832bf07207ce3a56c4646b888b0a4
Issue-ID: INT-663
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>
diff --git a/kubernetes/pomba/charts/pomba-networkdiscovery/values.yaml b/kubernetes/pomba/charts/pomba-networkdiscovery/values.yaml
index bb4f24f..0e42192 100644
--- a/kubernetes/pomba/charts/pomba-networkdiscovery/values.yaml
+++ b/kubernetes/pomba/charts/pomba-networkdiscovery/values.yaml
@@ -24,7 +24,7 @@
 #################################################################
 # application image
 repository: nexus3.onap.org:10001
-image:  onap/network-discovery:latest
+image:  onap/network-discovery:1.4.2
 pullPolicy: Always
 
 # flag to enable debugging - application support required