ENGCOM-3576: Integration test fix.

Author: p-bystritsky

dev/tests/integration/testsuite/Magento/Email/Model/TemplateTest.php

@@ -315,25 +315,25 @@ public function templateDirectiveDataProvider()
                 Area::AREA_FRONTEND,
                 TemplateTypesInterface::TYPE_HTML,
                 '{{template config_path="customer/create_account/email_template"}}',
-                '<b>customer_create_account_email_template template from Vendor/custom_theme</b>',
+                '<strong>customer_create_account_email_template template from Vendor/custom_theme</strong>',
             ],
             'Template from parent theme - frontend' => [
                 Area::AREA_FRONTEND,
                 TemplateTypesInterface::TYPE_HTML,
                 '{{template config_path="customer/create_account/email_confirmation_template"}}',
-                '<b>customer_create_account_email_confirmation_template template from Vendor/default</b>',
+                '<strong>customer_create_account_email_confirmation_template template from Vendor/default</strong',
             ],
             'Template from grandparent theme - frontend' => [
                 Area::AREA_FRONTEND,
                 TemplateTypesInterface::TYPE_HTML,
                 '{{template config_path="customer/create_account/email_confirmed_template"}}',
-                '<b>customer_create_account_email_confirmed_template template from Magento/default</b>',
+                '<strong>customer_create_account_email_confirmed_template template from Magento/default</strong',
             ],
             'Template from grandparent theme - adminhtml' => [
                 BackendFrontNameResolver::AREA_CODE,
                 TemplateTypesInterface::TYPE_HTML,
                 '{{template config_path="catalog/productalert_cron/error_email_template"}}',
-                '<b>catalog_productalert_cron_error_email_template template from Magento/default</b>',
+                '<strong>catalog_productalert_cron_error_email_template template from Magento/default</strong',
                 null,
                 null,
                 true,