Update robot image version

Signed-off-by: Yang Xu <yang.xu@futurewei.com>
Issue-ID: INT-1122
Change-Id: I9c486ea3e10d15c193029b3903b3547732c917d1
diff --git a/kubernetes/robot/values.yaml b/kubernetes/robot/values.yaml
index 9afb81e..1bbe664 100644
--- a/kubernetes/robot/values.yaml
+++ b/kubernetes/robot/values.yaml
@@ -22,7 +22,7 @@
 
 # application image
 repository: nexus3.onap.org:10001
-image: onap/testsuite:1.4.1
+image: onap/testsuite:1.4.2
 pullPolicy: Always
 
 ubuntuInitImage: oomk8s/ubuntu-init:2.0.0