add sudo insterface to xdsh

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@14817 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-client/bin/xdsh

@@ -240,6 +240,7 @@ sub parse_args_xdsh
 
             'devicetype=s'               => \$options{'devicetype'},
             'nodestatus|nodestatus' => \$options{'nodestatus'},
+            'sudo|sudo' => \$options{'sudo'},
             'command-name|commandName=s' => \$options{'command-name'},
             'command-description|commandDescription=s' =>
               \$options{'command-description'},