Change ONOS user for production env

Change-Id: Idc7d343ff7fb78e0f5bebba7a1a952e7c437f4d0
diff --git a/TestON/tests/USECASE_SegmentRouting/USECASE_SegmentRouting.params b/TestON/tests/USECASE_SegmentRouting/USECASE_SegmentRouting.params
index 4803d8e..a9493e2 100755
--- a/TestON/tests/USECASE_SegmentRouting/USECASE_SegmentRouting.params
+++ b/TestON/tests/USECASE_SegmentRouting/USECASE_SegmentRouting.params
@@ -16,6 +16,7 @@
     <ENV>
         <cellName>productionCell</cellName>
         <cellApps>drivers,openflow-base,netcfghostprovider,netcfglinksprovider,segmentrouting,vrouter,hostprovider</cellApps>
+        <cellUser>sdn<cellUser>
     </ENV>
 
     <GIT>