Fix a prob of printing an empty rhost from the scanner mixin

Author: wchen-r7

modules/auxiliary/scanner/http/symantec_brightmail_ldapcreds.rb

@@ -54,7 +54,7 @@ def initialize(info = {})
   end
 
   def print_status(msg='')
-    super("#{peer} - #{msg}")
+    super(rhost ? "#{peer} - #{msg}" : msg)
   end
 
   def print_good(msg='')