Support Host SOL port 2200 parameter

Change-Id: Idbddbc8fc3f2f2c364090ce45e9de107ceb53d33
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/common_utils.robot b/lib/common_utils.robot
index a9fa72e..111acfa 100755
--- a/lib/common_utils.robot
+++ b/lib/common_utils.robot
@@ -298,7 +298,7 @@
 
     ${ssh_pw_file_path}=  Set Variable  ${output}
 
-    ${cmd}=  Catenate  ${ssh_pw_file_path} ${OPENBMC_PASSWORD} -p 2200
+    ${cmd}=  Catenate  ${ssh_pw_file_path} ${OPENBMC_PASSWORD} -p ${HOST_SOL_PORT}
     ...  -o "StrictHostKeyChecking no" ${OPENBMC_USERNAME}@${OPENBMC_HOST}
 
     [Return]  ${cmd}