Add onos cli username to staging pod config

Change-Id: Ia30eb2377bb4e64a29076dd4d9d4635e0365baf6
diff --git a/TestON/tests/USECASE/SegmentRouting/SRStaging/SRStaging.topo b/TestON/tests/USECASE/SegmentRouting/SRStaging/SRStaging.topo
index da63514..d4a6801 100644
--- a/TestON/tests/USECASE/SegmentRouting/SRStaging/SRStaging.topo
+++ b/TestON/tests/USECASE/SegmentRouting/SRStaging/SRStaging.topo
@@ -18,6 +18,7 @@
                 <karaf_password>karaf</karaf_password>
                 <web_user>karaf</web_user>
                 <web_pass>karaf</web_pass>
+                <karafPromptUser>karaf</karafPromptUser>
                 <rest_port></rest_port>
                 <prompt></prompt>  # TODO: we technically need a few of these, one per component
                 <onos_home>~/Projects/onos/</onos_home>  # defines where onos home is on the target cell machine. Defaults to entry in "home" if empty.