Trad: Update translation files

htdocs/langs/da_DA/admin.lang

htdocs/langs/da_DA/agenda.lang

htdocs/langs/da_DA/banks.lang

htdocs/langs/da_DA/bills.lang

htdocs/langs/da_DA/boxes.lang

htdocs/langs/da_DA/categories.lang

htdocs/langs/da_DA/commercial.lang

htdocs/langs/da_DA/companies.lang

htdocs/langs/da_DA/compta.lang

htdocs/langs/da_DA/contracts.lang

htdocs/langs/da_DA/dict.lang

htdocs/langs/da_DA/donations.lang

htdocs/langs/da_DA/errors.lang

htdocs/langs/da_DA/exports.lang

htdocs/langs/da_DA/ftp.lang

htdocs/langs/da_DA/install.lang

htdocs/langs/da_DA/languages.lang

htdocs/langs/da_DA/mails.lang

htdocs/langs/da_DA/main.lang

htdocs/langs/da_DA/members.lang