Removing requiredDrivers configuration

Change-Id: I2a8599dea52973f04f63323832564a28b9636117
diff --git a/Jenkinsfile-voltha-build b/Jenkinsfile-voltha-build
index 4a665ef..875cce7 100644
--- a/Jenkinsfile-voltha-build
+++ b/Jenkinsfile-voltha-build
@@ -260,7 +260,6 @@
                             sshpass -p karaf ssh -q -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -p 30115 karaf@${deployment_config.nodes[0].ip} "cfg set org.onosproject.provider.lldp.impl.LldpLinkProvider enabled false"
                             sshpass -p karaf ssh -q -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -p 30115 karaf@${deployment_config.nodes[0].ip} "cfg set org.onosproject.net.flow.impl.FlowRuleManager purgeOnDisconnection false"
                             sshpass -p karaf ssh -q -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -p 30115 karaf@${deployment_config.nodes[0].ip} "cfg set org.onosproject.net.meter.impl.MeterManager purgeOnDisconnection false"
-                            sshpass -p karaf ssh -q -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -p 30115 karaf@${deployment_config.nodes[0].ip} "cfg set org.onosproject.net.driver.impl.DriverRegistryManager requiredDrivers default,voltha"
                             """
                             return sr_active_out == 0
                         }