twig/intl-extra: Unbounded formatter memoisation in keyed on template-controlled arguments

Description IntlExtension memoises every \IntlDateFormatter and \NumberFormatter it creates in instance-level arrays keyed on a hash that includes locale, pattern, attrs and other values that are ordinary named arguments of the formatdatetime / formatdate / formattime / formatnumber /...

PT-2026-42588

Description IntlExtension memoises every IntlDateFormatter and NumberFormatter it creates in instance-level arrays keyed on a hash that includes locale, pattern, attrs and other values that are ordinary named arguments of the format datetime / format date / format time / format number / format...