Provided the same treatment to the role and group forms

templates/forms/partials/abstract/input-slug.html.twig

@@ -0,0 +1,18 @@
+{% if 'description' not in form.fields.hidden %}
+    {% if col_width %}<div class="{{col_width}}">{% endif %}
+        <div class="form-group">
+            <label for="input-{{type}}-slug" class="control-label">{{field_name | default(translate('SLUG'))}}</label>
+            <div class="input-group">
+                <span class="input-group-addon"><i class="fas fa-tag fa-fw"></i></span>
+                <input type="text" id="input-{{type}}-slug" class="form-control" name="slug" autocomplete="off" value="{{current_value}}" placeholder="{{placeholder | default(translate('SLUG'))}}" {% if 'slug' in form.fields.disabled %}disabled{% endif %} readonly>
+                {% if 'slug' not in form.fields.disabled %}
+                    <span class="input-group-btn" data-toggle="buttons">
+                        <label class="btn btn-primary">
+                            <input type="checkbox" id="input-{{type}}-slug-override" autocomplete="off"> {{translate("OVERRIDE")}}
+                        </label>
+                    </span>
+                {% endif %}
+            </div>
+        </div>
+    {% if col_width %}</div>{% endif %}
+{% endif %}