bug#14013: 24.3.50; dired-isearch-filenames-regexp is matching text outside filenames

[Juri Linkov]

>>   4dbc44550d * lisp/wdired.el: Apply text properties lazily
>>
>> could be related, especially because the error seems to happen only
>> once per file line.
>
> Wrapping the body of `wdired--before-change-fn' into `save-match-data'
> seems to fix that problem.  Would that be an appropriate fix?

Thanks for the fix.  Now installed to master.