Fix  to get rid of this warning, use either 'SSHLibrary.Login' or 'Telnet.Login

Resolves  openbmc/openbmc-test-automation#1087

Change-Id: I5abf9d2425ca5b2d456e985b2a1d9e076bb4b12b
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/connection_client.robot b/lib/connection_client.robot
index 3a51f60..527cea1 100755
--- a/lib/connection_client.robot
+++ b/lib/connection_client.robot
@@ -51,7 +51,7 @@
     ...            SSHLibrary.Open connection  &{connection_args}
     ...   ELSE  Run Keyword   SSHLibrary.Open connection  &{connection_args}
 
-    Login  ${username}  ${password}
+    SSHLibrary.Login  ${username}  ${password}
 
 Open Connection for SCP
     Import Library      SCPLibrary      WITH NAME       scp