Ignore delete and purge error during suite setup for Host update

Change-Id: I0d1193f91772bd2049712ecb037cac37633f2700
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/redfish/update_service/test_redfish_host_code_update.robot b/redfish/update_service/test_redfish_host_code_update.robot
index ede7274..917e757 100644
--- a/redfish/update_service/test_redfish_host_code_update.robot
+++ b/redfish/update_service/test_redfish_host_code_update.robot
@@ -66,8 +66,8 @@
 
     Valid File Path  IMAGE_FILE_PATH
     Redfish.Login
-    Redfish Delete All BMC Dumps
-    Redfish Purge Event Log
+    Run Keyword And Ignore Error  Redfish Delete All BMC Dumps
+    Run Keyword And Ignore Error  Redfish Purge Event Log
     Redfish Power On  stack_mode=skip