Correction of coding standards

No, sorry, I won't spend the effort to evaluate and commit trivial patches like this one that inserts a single space.

If you want to post a general code clean-up in a single patch, you're certainly welcome to do so.

Please read the submission guidelines at https://www.drupal.org/node/add/project-issue/acl
Also read https://www.drupal.org/patch/submit#patch_naming