[I18N] Update translation terms from Transifex

addons/account/i18n/bg.po

addons/account/i18n/cs.po

addons/account/i18n/et.po

addons/account/i18n/it.po

addons/account/i18n/kab.po

addons/account/i18n/km.po

addons/account/i18n/lv.po

addons/account/i18n/uk.po

addons/account_analytic_default/i18n/bg.po

addons/account_asset/i18n/bg.po

addons/account_asset/i18n/fa.po

addons/account_bank_statement_import/i18n/bg.po

addons/account_bank_statement_import/i18n/it.po

addons/account_budget/i18n/bg.po

addons/account_budget/i18n/it.po

addons/account_check_printing/i18n/bg.po

addons/account_check_printing/i18n/cs.po

addons/account_check_printing/i18n/it.po

addons/account_tax_cash_basis/i18n/fa.po

addons/account_tax_python/i18n/it.po