Clarify inline documentation for the return in `get_attached_file()`.

Fixes #25409.

Built from https://develop.svn.wordpress.org/trunk@25609


git-svn-id: http://core.svn.wordpress.org/trunk@25526 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/post.php

@@ -177,11 +177,10 @@ add_action( 'init', 'create_initial_post_types', 0 ); // highest priority
  * attached filename through a filter.
  *
  * @since 2.0.0
- * @uses apply_filters() Calls 'get_attached_file' on file path and attachment ID.
  *
  * @param int $attachment_id Attachment ID.
  * @param bool $unfiltered Whether to apply filters.
- * @return string|bool The file path to the attached file, or false if the attachment does not exist.
+ * @return string|bool The file path to where the attached file should be, false otherwise.
  */
 function get_attached_file( $attachment_id, $unfiltered = false ) {
 	$file = get_post_meta( $attachment_id, '_wp_attached_file', true );