brotherton-erpnext/erpnext/regional/address_template/templates/germany.html

{{ address_line1 }}<br>
{% if address_line2 %}{{ address_line2 }}<br>{% endif -%}
{% if country in ["Germany", "Deutschland"] %}
    {{ pincode }} {{ city }}
{% else %}
    {{ pincode }} {{ city | upper }}<br>
    {{ country | upper }}
{% endif %}