Start switch to Bootstrap 5

- drop jQuery and fontawesome dependencies
- add bootstrap5 and bootstrap-icons
- update fonts mfizz
- update base templates and the first set of other templates
- replace blocktrans and trans with blocktranslate and translate to
  prepare for Django 4
- move hostingpakcage templates to hostingpackages/templates
- update translations

gnuviechadmin/templates/managemails/mailaddress_edit.html

@@ -2,25 +2,25 @@
 {% load i18n crispy_forms_tags %}
 
 {% block title %}{{ block.super }} - {% spaceless %}
-{% if user == customer %}
-{% blocktrans %}Change target of Mail Address{% endblocktrans %}
-{% else %}
-{% blocktrans with full_name=customer.get_full_name %}
-Change target of Mail Address for Customer {{ full_name }}
-{% endblocktrans %}
-{% endif %}
+    {% if user == customer %}
+        {% blocktranslate %}Change target of Mail Address{% endblocktranslate %}
+    {% else %}
+        {% blocktranslate with full_name=customer.get_full_name trimmed %}
+            Change target of Mail Address for Customer {{ full_name }}
+        {% endblocktranslate %}
+    {% endif %}
 {% endspaceless %}{% endblock title %}
 
 {% block page_title %}{% spaceless %}
-{% if user == customer %}
-{% blocktrans %}Change target of Mail Address{% endblocktrans %}
-{% else %}
-{% blocktrans with full_name=customer.get_full_name %}
-Change target of Mail Address for Customer {{ full_name }}
-{% endblocktrans %}
-{% endif %}
+    {% if user == customer %}
+        {% blocktranslate %}Change target of Mail Address{% endblocktranslate %}
+    {% else %}
+        {% blocktranslate with full_name=customer.get_full_name trimmed %}
+            Change target of Mail Address for Customer {{ full_name }}
+        {% endblocktranslate %}
+    {% endif %}
 {% endspaceless %}{% endblock page_title %}
 
 {% block content %}
-{% crispy form %}
+    {% crispy form %}
 {% endblock content %}