refactor: remove forum and topic feature chains

inc/helpers/aksrt-homepage.php

@@ -87,7 +87,7 @@ if (!function_exists('aksrt_homepage_get_tab_terms')) {
 			if (!$term || is_wp_error($term)) {
 				continue;
 			}
-			if (!in_array($term->taxonomy, ['category', 'topics'], true)) {
+			if ($term->taxonomy !== 'category') {
 				continue;
 			}