fixing parameter name

Change-Id: I1ca2f767e3d3bf75d8d0438dea51496eab961a05
diff --git a/jjb/voltha-e2e.yaml b/jjb/voltha-e2e.yaml
index 93ff83a..34e73fc 100644
--- a/jjb/voltha-e2e.yaml
+++ b/jjb/voltha-e2e.yaml
@@ -25,7 +25,7 @@
           make-target: functional-single-kind
           code-branch: 'master'
           workflow: 'DT'
-          extra-helm-flags: 'use_openonu_adapter_go=true,images.adapter_open_onu.repository=voltha/voltha-openonu-adapter-go,images.adapter_open_onu.tag=master'
+          extraHelmFlags: 'use_openonu_adapter_go=true,images.adapter_open_onu.repository=voltha/voltha-openonu-adapter-go,images.adapter_open_onu.tag=master'
           onus: 2
           pons: 2
           time-trigger: "H H/12 * * *"