ZF-10602: fix typo in docblock

git-svn-id: http://framework.zend.com/svn/framework/standard/trunk@23260 44c647ce-9c0f-0410-b52a-842ac1e357ba

library/Zend/Validate/Interface.php

@@ -36,7 +36,7 @@ interface Zend_Validate_Interface
      *
      * @param  mixed $value
      * @return boolean
-     * @throws Zend_Valid_Exception If validation of $value is impossible
+     * @throws Zend_Validate_Exception If validation of $value is impossible
      */
     public function isValid($value);