Use multipleGem.json under WORKSPACE for Jenkins build job

Change-Id: Icc41c190a5be4271c25e4bca25d380a0a9dd5c9a
diff --git a/Jenkinsfile-voltha-build b/Jenkinsfile-voltha-build
index 152c68f..2c539e0 100644
--- a/Jenkinsfile-voltha-build
+++ b/Jenkinsfile-voltha-build
@@ -68,7 +68,7 @@
                         out_push_tp = sh returnStatus: true, script: """
                         export KUBECONFIG=$WORKSPACE/${configBaseDir}/${configKubernetesDir}/${configFileName}.conf
                         etcd_container=\$(kubectl get pods -n voltha | grep voltha-etcd-cluster | awk 'NR==1{print \$1}')
-                        kubectl cp /home/cord/voltha-system-tests/tests/data/${configFileName}-multipleGem.json voltha/\$etcd_container:/tmp/flexpod.json
+                        kubectl cp $WORKSPACE/voltha-system-tests/tests/data/${configFileName}-multipleGem.json voltha/\$etcd_container:/tmp/flexpod.json
                         put_result=\$(kubectl exec -it \$etcd_container -n voltha -- /bin/sh -c 'cat /tmp/flexpod.json | ETCDCTL_API=3 etcdctl put service/voltha/technology_profiles/xgspon/64')
                         """
                         return out_push_tp == 0
@@ -88,7 +88,7 @@
                         """
                         return sadis_out == 0
                     }
-                }            
+                }
 
             if ( params.reinstallOlt ) {
                 stage('Reinstall OLT software') {