Automation fix to separate Set Apply time and Redfish upload image keyword

Separate the 2 keyword from 1.
1. Redfish Upload Image And Check Progress State
2. Set ApplyTime  policy

Change-Id: Iab54be0f20371fa664681b82cde4a5416a27ab53
Signed-off-by: Sushil Singh <susilsi7@in.ibm.com>
diff --git a/redfish/update_service/test_redfish_signed_image_update.robot b/redfish/update_service/test_redfish_signed_image_update.robot
index 086e449..51e2171 100644
--- a/redfish/update_service/test_redfish_signed_image_update.robot
+++ b/redfish/update_service/test_redfish_signed_image_update.robot
@@ -78,7 +78,8 @@
     ${image_version}=  Get Version Tar  ${image_file_path}
     ${state}=  Get Pre Reboot State
     Rprint Vars  state
-    Redfish Upload Image And Check Progress State  Immediate
+    Set ApplyTime  policy=Immediate
+    Redfish Upload Image And Check Progress State
     ${image_info}=  Get Software Inventory State By Version  ${image_version}
     Run Keyword If  'BMC update' == '${image_info["image_type"]}'
     ...    Reboot BMC And Verify BMC Image  Immediate  start_boot_seconds=${state['epoch_seconds']}