Fix booting host using Redfish in inband IPMI path

Resolves  openbmc/openbmc-test-automation#2131

Change-Id: Ia0db021e6bf998c717d5b99dce14486bc7346290
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/utils.robot b/lib/utils.robot
index 974e5d4..fa00a8d 100755
--- a/lib/utils.robot
+++ b/lib/utils.robot
@@ -135,7 +135,7 @@
     # ${os_username}  OS Host Login user name.
     # ${os_password}  OS Host Login passwrd.
 
-    REST Power On  stack_mode=skip  quiet=1
+    Redfish Power On  stack_mode=skip  quiet=1
 
     SSHLibrary.Open Connection  ${os_host}
     ${resp}=  SSHLibrary.Login  ${os_username}  ${os_password}