Set build-node

Set build-node to powernode

Change-Id: I11744a7f0cdca46f59ceabaffd186f9a50cab79d
Signed-off-by: ml636r <ml636r@att.com>
diff --git a/jjb/sdc/sdc.yaml b/jjb/sdc/sdc.yaml
index ade674a..0b17399 100644
--- a/jjb/sdc/sdc.yaml
+++ b/jjb/sdc/sdc.yaml
@@ -14,3 +14,4 @@
     mvn-settings: 'sdc-settings'
     files: '**'
     archive-artifacts: ''
+    build-node: ubuntu1604-basebuild-4c-4g