Disable grid form of mppt admin because it actualy trigger exception on delete...

Disable grid form of mppt admin because it actualy trigger exception on delete with django parler models. The tree form works perfectly.

repanier/templates/django_mptt_admin/change_list.html

+{% extends 'admin/change_list.html' %}
+{% load i18n admin_list %}
+
+{% block extrastyle %}
+    {{ block.super }}
+    <script type="text/javascript" src="{{ jsi18n_url }}"></script>
+{% endblock %}
+
+{% block search %}{% endblock %}
+
+{% block result_list %}
+    <div
+        id="tree"
+        class="block-style"
+        data-url="{{ tree_json_url }}"
+        data-insert_at_url="{{ insert_at_url }}"
+        data-save_state="{{ app_label }}_{{ model_name }}"
+        data-auto_open="{{ tree_auto_open }}"
+        data-autoescape="{{ autoescape }}"
+        data-csrf-cookie-name="{{ csrf_cookie_name }}"
+        {% if LANGUAGE_BIDI %}
+            data-rtl
+        {% endif %}
+        data-use_context_menu="{{ use_context_menu }}"
+    ></div>
+{% endblock %}
+
+{% block filters %}
+    {% if cl.has_filters %}
+        <div id="changelist-filter">
+          <h2>{% trans 'Filter' %}</h2>
+          {% for spec in cl.filter_specs %}{% admin_list_filter cl spec %}{% endfor %}
+        </div>
+    {% endif %}
+{% endblock %}
+
+{% block pagination %}{% endblock %}
+
+{% block object-tools-items %}
+    {{ block.super }}
+{#    <li>#}
+{#        <a href="{{ grid_url }}">{% trans "Grid view" %}</a>#}
+{#    </li>#}
+{% endblock %}
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