Docs: Remove inaccurate `@since` tag.

Follow up to [50829,50831,51145,51147].

Props johnbillion.
Fixes #53461. See #50105.
Built from https://develop.svn.wordpress.org/trunk@51222


git-svn-id: http://core.svn.wordpress.org/trunk@50831 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/ajax-actions.php

@@ -2927,8 +2927,6 @@ function wp_ajax_get_attachment() {
  * Ajax handler for querying attachments.
  *
  * @since 3.5.0
- * @since 5.8.0 The response returns the attachments under `response.attachments` and
- *              `response.totalAttachments` holds the total number of attachments found.
  */
 function wp_ajax_query_attachments() {
 	if ( ! current_user_can( 'upload_files' ) ) {

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.8-beta3-51221';
+$wp_version = '5.8-beta3-51222';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.