CORD-2905 Run XOS API tests using 'helm test xos-core'

Change-Id: I932fb727c1b06b9420fa430a2224cc0ac4c1568a
diff --git a/examples/candidate-tag-values.yaml b/examples/candidate-tag-values.yaml
index 7810141..73eb790 100644
--- a/examples/candidate-tag-values.yaml
+++ b/examples/candidate-tag-values.yaml
@@ -29,6 +29,8 @@
     tag: 'candidate'
   xos_ws:
     tag: 'candidate'
+  api_tester:
+    tag: 'candidate'
 
 image:
   rcordSynchronizer: