Docs: Correct description for the `$image` parameter of the `wp_save_image_file` filter.

Follow-up to [27357], [48798], [51302].

See #53399.
Built from https://develop.svn.wordpress.org/trunk@51303


git-svn-id: http://core.svn.wordpress.org/trunk@50912 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/image-edit.php

@@ -375,7 +375,7 @@ function wp_save_image_file( $filename, $image, $mime_type, $post_id ) {
 		 *
 		 * @param bool|null        $override  Value to return instead of saving. Default null.
 		 * @param string           $filename  Name of the file to be saved.
-		 * @param resource|GdImage $image     The image editor instance.
+		 * @param resource|GdImage $image     Image resource or GdImage instance.
 		 * @param string           $mime_type The mime type of the image.
 		 * @param int              $post_id   Attachment post ID.
 		 */

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.9-alpha-51302';
+$wp_version = '5.9-alpha-51303';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.