Fix SSH connection conflict

Resolves openbmc/openbmc-test-automation#739

Change-Id: Icf00a09cb8ca74ebb7b9e80c176d87903ce2f2c3
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/utils.robot b/lib/utils.robot
index a88879b..7534de7 100755
--- a/lib/utils.robot
+++ b/lib/utils.robot
@@ -831,7 +831,7 @@
     ...  Is Host Running  AND
     ...  Wait for OS  ${os_host}  ${os_username}  ${os_password}
 
-    Open Connection  ${os_host}
+    SSHLibrary.Open Connection  ${os_host}
     ${resp}=  Login  ${os_username}  ${os_password}
     [Return]  ${resp}