Logging: Add missing script exit after redirect

Prevents a fatal error that could occur if you submitted the bulk
edit form on the Logs list table without selecting any log files first.

Fixes #41197

plugins/woocommerce/src/Internal/Admin/Logging/PageController.php

@@ -287,6 +287,7 @@ class PageController {
 
 			if ( ! is_array( $files ) || count( $files ) < 1 ) {
 				wp_safe_redirect( $sendback );
+				exit;
 			}
 
 			switch ( $action ) {