paramaterizing pipeline script to run for verify_api_tests

Change-Id: I4e994a2c5afd47ef49ff0fd5da7da163336e4372
diff --git a/jjb/verify/simpleexampleservice.yaml b/jjb/verify/simpleexampleservice.yaml
index 80f2f74..8184756 100644
--- a/jjb/verify/simpleexampleservice.yaml
+++ b/jjb/verify/simpleexampleservice.yaml
@@ -19,3 +19,4 @@
           dependency-jobs: 'verify_simpleexampleservice_sonarqube'
       - 'api-test':
           dependency-jobs: 'verify_simpleexampleservice_unit-test'
+          pipeline_script: 'all-xos-api-test-helm.groovy'