[I18N] Update translation terms from Transifex

addons/account/i18n/es.po

addons/account/i18n/fi.po

addons/account/i18n/he.po

addons/account/i18n/hu.po

addons/account/i18n/ja.po

addons/account/i18n/lt.po

addons/account/i18n/nl.po

addons/account/i18n/ro.po

addons/account/i18n/sl.po

addons/account/i18n/vi.po

addons/account_check_printing/i18n/nl.po

addons/account_payment/i18n/ja.po

addons/account_voucher/i18n/nl.po

addons/analytic/i18n/es.po

addons/auth_ldap/i18n/km.po

addons/auth_oauth/i18n/km.po

addons/auth_signup/i18n/es.po

addons/auth_signup/i18n/hu.po

addons/auth_signup/i18n/km.po

addons/barcodes/i18n/hu.po