Using new redfish keyword for reboot

Change-Id: Ia217fe5b33657efd5dbf40ecbc93bca94d776562
Signed-off-by: Sushil Singh <susilsi7@in.ibm.com>
diff --git a/openpower/ext_interfaces/test_lock_management.robot b/openpower/ext_interfaces/test_lock_management.robot
index e995474..10793bd 100644
--- a/openpower/ext_interfaces/test_lock_management.robot
+++ b/openpower/ext_interfaces/test_lock_management.robot
@@ -795,10 +795,11 @@
 
     ${trans_id_list}=  Create List
     ${session_info}=  Create Session With ClientID  ${client_id}
+
     ${before_reboot_xauth_token}=  Set Variable  ${XAUTH_TOKEN}
-    Redfish OBMC Reboot (off)
-    Redfish Login
+    Redfish BMC Reset Operation
     Set Global Variable  ${XAUTH_TOKEN}  ${before_reboot_xauth_token}
+    Is BMC Standby
 
     ${trans_id}=  Redfish Post Acquire Lock  ${lock_type}
     Append To List  ${trans_id_list}  ${trans_id}