netbox-community-netbox/netbox/templates/dcim/inventoryitem_bulk_delete.html

{% extends 'generic/bulk_delete.html' %}
{% load i18n %}

{% block message_extra %}
    <p class="text-center text-danger"><i class="mdi mdi-alert"></i> {% trans "This will also delete all child inventory items of those listed" %}.</p>
{% endblock %}