Redfish extend robot codes with latest directives

Changes:
   - Run KeyWord If is deprecated since Robot
     Framework version 5.*, use 'IF' instead

Tested:
   - Checked using robot dry-run to make sure the
     syntax is not broken
Change-Id: If4b31968d98722d74befef6149d2144d23cfa595
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/redfish/extended/test_power_restore.robot b/redfish/extended/test_power_restore.robot
index 523a05f..aac2614 100644
--- a/redfish/extended/test_power_restore.robot
+++ b/redfish/extended/test_power_restore.robot
@@ -151,11 +151,13 @@
 
     Redfish.Login
 
-    Run Keyword If  '${expectedState}' == 'Running'
-    ...  Redfish Power On  stack_mode=skip
+    IF  '${expectedState}' == 'Running'
+        Redfish Power On  stack_mode=skip
+    END
 
-    Run Keyword If  '${expectedState}' == 'Off'
-    ...  Redfish Power Off  stack_mode=skip
+    IF  '${expectedState}' == 'Off'
+        Redfish Power Off  stack_mode=skip
+    END
 
 
 Test Teardown Execution