Added security test automation fix for github issue 2144

    -Added logout of redfish session required for without auth token test scenarios.

Change-Id: Iaead1d40f7adb5a68e90244e9b334b55cd7a8f5a
Signed-off-by: shrsuman123 <shrsuman@in.ibm.com>
diff --git a/security/test_bmc_connections.robot b/security/test_bmc_connections.robot
index 60528db..bb71a1b 100644
--- a/security/test_bmc_connections.robot
+++ b/security/test_bmc_connections.robot
@@ -17,6 +17,9 @@
 Library   Telnet  30 Seconds
 Library   Screenshot
 
+
+Suite Setup   Redfish.Logout
+
 Variables  ../gui/data/gui_variables.py
 
 *** Variables ***