Handle BMC reset operation response code

Changes:
    - Add HTTP 201 response as valid

Tested:
    - NA
Change-Id: I5e76f7bba4f87b4798a6d80a5007c65164a25b57
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/bmc_redfish_utils.robot b/lib/bmc_redfish_utils.robot
index a9146b0..7d39041 100644
--- a/lib/bmc_redfish_utils.robot
+++ b/lib/bmc_redfish_utils.robot
@@ -92,7 +92,7 @@
     ${target}=  Wait Until Keyword Succeeds  1 min  20 sec
     ...  redfish_utils.Get Target Actions  /redfish/v1/Managers/${MANAGER_ID}/  Manager.Reset
     ${payload}=  Create Dictionary  ResetType=${reset_type}
-    Redfish.Post  ${target}  body=&{payload}
+    Redfish.Post  ${target}  body=&{payload}  valid_status_codes=[${HTTP_OK}, ${HTTP_CREATED}]
 
 
 Reset BIOS Via Redfish