magento-test/app/code/Magento/Customer/etc/email_templates.xml

<?xml version="1.0"?>
<!--
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
-->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Email:etc/email_templates.xsd">
    <template id="customer_create_account_email_template" label="New Account" file="account_new.html" type="html" module="Magento_Customer" area="frontend"/>
    <template id="customer_create_account_email_no_password_template" label="New Account Without Password" file="account_new_no_password.html" type="html" module="Magento_Customer" area="frontend"/>
    <template id="customer_create_account_email_confirmation_template" label="New Account Confirmation Key" file="account_new_confirmation.html" type="html" module="Magento_Customer" area="frontend"/>
    <template id="customer_create_account_email_confirmed_template" label="New Account Confirmed" file="account_new_confirmed.html" type="html" module="Magento_Customer" area="frontend"/>
    <template id="customer_password_forgot_email_template" label="Forgot Password" file="password_reset_confirmation.html" type="html" module="Magento_Customer" area="frontend"/>
    <template id="customer_password_remind_email_template" label="Remind Password" file="password_new.html" type="html" module="Magento_Customer" area="frontend"/>
    <template id="customer_password_reset_password_template" label="Reset Password" file="password_reset.html" type="html" module="Magento_Customer" area="frontend"/>
    <template id="customer_account_information_change_email_template" label="Change Email" file="change_email.html" type="html" module="Magento_Customer" area="frontend"/>
    <template id="customer_account_information_change_email_and_password_template" label="Change Email and Password" file="change_email_and_password.html" type="html" module="Magento_Customer" area="frontend"/>
</config>