[I18N] Update translation terms from Transifex

addons/account/i18n/bg.po

addons/account/i18n/el.po

addons/account/i18n/es.po

addons/account/i18n/fa.po

addons/account/i18n/sl.po

addons/account/i18n/vi.po

addons/account_asset/i18n/fa.po

addons/account_asset/i18n/id.po

addons/account_bank_statement_import/i18n/fa.po

addons/account_check_printing/i18n/fa.po

addons/account_extra_reports/i18n/fa.po

addons/account_full_reconcile/i18n/el.po

addons/account_full_reconcile/i18n/fa.po

addons/account_voucher/i18n/fa.po

addons/analytic/i18n/bg.po

addons/analytic/i18n/id.po

addons/analytic/i18n/ko.po

addons/anonymization/i18n/bg.po

addons/auth_oauth/i18n/id.po

addons/barcodes/i18n/ar.po