Steps to reproduce:

1. Install zabbix from https://repo.zabbix.com/zabbix/4.4/rhel/7/x86_64/zabbix-release-4.4-1.el7.noarch.rpm or from https://repo.zabbix.com/zabbix/4.2/rhel/7/x86_64/zabbix-release-4.2-2.el7.noarch.rpm
2. Try import https://git.zabbix.com/projects/ZBX/repos/zabbix/browse/templates/app/nginx_agent/template_app_nginx_agent.xml branch master committed 7d5c469f400
   {{}}

Result:
Get error Invalid tag "/zabbix_export/templates/template(1)/items/item(1)": unexpected tag "triggers".
Expected:
Try do same with https://git.zabbix.com/projects/ZBX/repos/zabbix/browse/templates/app/nginx_http no problem. Import work.