Apply suggestion from @westonruter

Co-authored-by: Weston Ruter <[email protected]>

Author: adamsilverstein

src/wp-includes/comment.php

@@ -4224,7 +4224,7 @@ function wp_create_initial_comment_meta() {
 					),
 				),
 			),
-			'auth_callback' => function ( $allowed, $meta_key, $object_id ) {
+			'auth_callback' => static function ( $allowed, $meta_key, $object_id ) {
 				return current_user_can( 'edit_comment', $object_id );
 			},
 		)