Added vmi ct fix

     - Added a delay wait as per recent changes

Change-Id: Iaebf9575d9571249aac2a0bd6228781ab87f5edc
Signed-off-by: shrsuman123 <shrsuman@in.ibm.com>
diff --git a/lib/external_intf/vmi_utils.robot b/lib/external_intf/vmi_utils.robot
index a90055c..e3f400a 100644
--- a/lib/external_intf/vmi_utils.robot
+++ b/lib/external_intf/vmi_utils.robot
@@ -76,6 +76,9 @@
     ...  body=${data}  valid_status_codes=[${valid_status_code}]
 
     Return From Keyword If  ${valid_status_code} != ${HTTP_ACCEPTED}
+
+    # Wait few seconds for configuration to get effective.
+    Sleep  ${wait_time}
     ${vmi_ip}=  Get VMI Network Interface Details  ${interface}
     Should Be Empty  ${vmi_ip["IPv4_Address"]}