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_bmc_dump.robot b/redfish/extended/test_bmc_dump.robot
index 7044303..694eeb8 100644
--- a/redfish/extended/test_bmc_dump.robot
+++ b/redfish/extended/test_bmc_dump.robot
@@ -83,9 +83,10 @@
     [Documentation]  Do initial suite setup tasks.
 
     ${resp}=  OpenBMC Get Request  ${DUMP_URI}
-    Run Keyword If  '${resp.status_code}' == '${HTTP_NOT_FOUND}'
-    ...  Run Keywords  Set Suite Variable  ${DUMP_URI}  /xyz/openbmc_project/dump/  AND
-    ...  Set Suite Variable  ${DUMP_ENTRY_URI}  /xyz/openbmc_project/dump/entry/
+    IF  '${resp.status_code}' == '${HTTP_NOT_FOUND}'
+        Set Suite Variable  ${DUMP_URI}  /xyz/openbmc_project/dump/
+        Set Suite Variable  ${DUMP_ENTRY_URI}  /xyz/openbmc_project/dump/entry/
+    END
 
 
 Test Teardown Execution