Fix of new code update path

Changes:
   - Added support for new code update path
     /redfish/v1/UpdateService/update

Tested:
   - Ran successfully
     oem/nuvoton/test_redfish_mcu_fw_update.robot
     redfish/update_service/test_redfish_host_code_update.robot
     redfish/update_service/test_redfish_signed_image_update.robot

Change-Id: I01282c2c25ee43990fa9ba905243bbebed5da774
Signed-off-by: Sushil Singh <susilsi7@in.ibm.com>
diff --git a/oem/nuvoton/test_redfish_mcu_fw_update.robot b/oem/nuvoton/test_redfish_mcu_fw_update.robot
index d1dcd3e..47e5429 100644
--- a/oem/nuvoton/test_redfish_mcu_fw_update.robot
+++ b/oem/nuvoton/test_redfish_mcu_fw_update.robot
@@ -93,7 +93,11 @@
 
     Set ApplyTime  policy=${apply_time}
 
-    Redfish Upload Image  /redfish/v1/UpdateService  ${image_file_path}
+    # URI : /redfish/v1/UpdateService
+    # "HttpPushUri": "/redfish/v1/UpdateService/update",
+
+    ${redfish_update_uri}=  Get Redfish Update Service URI
+    Redfish Upload Image  ${redfish_update_uri}  ${image_file_path}
     Sleep  30s
 
     ${image_version}=  Get Version Tar  ${image_file_path}