Automation fix for VMI menu

Changes:
    - Increased delay time

Tested:
    - Ran successfully test_vmi.robot

Change-Id: I020db2b113a1c95dd94ef7d15bb2084617cc589a
Signed-off-by: Megha G N <Megha.G.N@ibm.com>
diff --git a/lib/external_intf/vmi_utils.robot b/lib/external_intf/vmi_utils.robot
index 4dac55c..7532b3d 100644
--- a/lib/external_intf/vmi_utils.robot
+++ b/lib/external_intf/vmi_utils.robot
@@ -17,7 +17,7 @@
 &{ENABLE_DHCP}            DHCPv4=&{DHCP_ENABLED}
 &{DISABLE_DHCP}           DHCPv4=&{DHCP_DISABLED}
 
-${wait_time}              10s
+${wait_time}              40s
 ${ethernet_interface}     eth0
 
 *** Keywords ***
@@ -111,6 +111,7 @@
     ...  /redfish/v1/Systems/hypervisor/EthernetInterfaces/${interface}
     Should Be Equal  ${resp.dict["DHCPv4"]["DHCPEnabled"]}  ${dhcp_enabled}
 
+
 Get VMI Network Interface Details
     [Documentation]  Get VMI network interface details.
     [Arguments]  ${interface}=${ethernet_interface}  ${valid_status_code}=${HTTP_OK}