Php deprecation

method Helpers::load_string_translations_textdomain() triggers a deprecation in Polylang at l166 = $language = new \PLL_Language($lang_data);

PHP message: PHP Deprecated: Creation of dynamic property PLL_Language::$term_taxonomy_id is deprecated in /web/app/plugins/polylang/include/language.php on line 297;
PHP message: PHP Deprecated: Creation of dynamic property PLL_Language::$taxonomy is deprecated in /web/app/plugins/polylang/include/language.php on line 297;
PHP message: PHP Deprecated: Creation of dynamic property PLL_Language::$description is deprecated in /web/app/plugins/polylang/include/language.php on line 297;
PHP message: PHP Deprecated: Creation of dynamic property PLL_Language::$parent is deprecated in /web/app/plugins/polylang/include/language.php on line 297;
PHP message: PHP Deprecated: Creation of dynamic property PLL_Language::$count is deprecated in /web/app/plugins/polylang/include/language.php on line 297;
PHP message: PHP Deprecated: Creation of dynamic property PLL_Language::$filter is deprecated in /web/app/plugins/polylang/include/language.php on line 297;
PHP message: PHP Deprecated: Creation of dynamic property PLL_Language::$term_order is deprecated in /web/app/plugins/polylang/include/language.php on line 297″

request: “GET /wp-json/contact-form-7/v1/contact-forms/155/feedback/schema HTTP/2.0”
php8.3