Land rapid7#7761, show info tab completion

Author: wvu

lib/msf/ui/console/command_dispatcher/modules.rb

@@ -570,7 +570,7 @@ def cmd_show_tabs(str, words)
 
             res = %w{all encoders nops exploits payloads auxiliary post plugins options}
             if (active_module)
-              res.concat(%w{ missing advanced evasion targets actions })
+              res.concat %w{missing advanced evasion targets actions info}
               if (active_module.respond_to? :compatible_sessions)
                 res << "sessions"
               end