Add Power off as part of the suite setup for ccode update

Change-Id: Ibcc89b1360e55e5e67e4c359162ea24c4332f4ec
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/redfish/extended/redfish_bmc_code_update.robot b/redfish/extended/redfish_bmc_code_update.robot
index 143d827..b8ccc92 100644
--- a/redfish/extended/redfish_bmc_code_update.robot
+++ b/redfish/extended/redfish_bmc_code_update.robot
@@ -90,6 +90,8 @@
     # Checking for file existence.
     Valid File Path  IMAGE_FILE_PATH
 
+    Redfish Power Off  stack_mode=skip
+
 
 Redfish Firmware Update In Loop
     [Documentation]  Update the firmware in loop.