[COMMON] Readiness check has an improper image

when repository is not globally set, readinessCheck gives back "empty"
value for repository, leading to a bad rendered chart.

Issue-ID: OOM-2592
Signed-off-by: Sylvain Desbureaux <sylvain.desbureaux@orange.com>
Change-Id: Ic4e8553ca4dfed8e476ecb743d4434e0562ba295
diff --git a/kubernetes/common/readinessCheck/values.yaml b/kubernetes/common/readinessCheck/values.yaml
index 7bd0c3d..e09939f 100644
--- a/kubernetes/common/readinessCheck/values.yaml
+++ b/kubernetes/common/readinessCheck/values.yaml
@@ -16,6 +16,8 @@
   readinessImage: onap/oom/readiness:3.0.1
   pullPolicy: Always
 
+repository: nexus3.onap.org:10001
+
 limits:
   cpu: 100m
   memory: 100Mi