[TASK] Improve isValid annotation

make annotation comment of the isValid method from UrlValidator more clear

Releases: master
Resolves: #90549
Change-Id: I119ca5d586cff037d905e26189a460585d7e4725
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/63444


Tested-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Alexander Schnitzler <git@alexanderschnitzler.de>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Alexander Schnitzler <git@alexanderschnitzler.de>

typo3/sysext/extbase/Classes/Validation/Validator/UrlValidator.php

@@ -23,7 +23,7 @@ use TYPO3\CMS\Core\Utility\GeneralUtility;
 class UrlValidator extends AbstractValidator
 {
     /**
-     * Checks if the given value is a string.
+     * Checks if the given value is a valid url.
      *
      * @param mixed $value The value that should be validated
      */