Embedding live content not working
### Describe the Bug
<!-- A clear and concise description of what the bug is. -->
At the moment, embedding live content in pages is not working.

### Steps to Reproduce

1. Go to a region, e.g. "Augsburg"
2. Click on a page, e.g. "Welcome"
3. In the dropdown "Embed live content" select another  region, e.g. "Nürnberg"
4. Nothing happens

### Expected Behavior
<!-- A clear and concise description of what you expected to happen. -->
The next dropdown with the page selection should appear

### Actual Behavior
<!-- A clear and concise description of what actually happened. -->
Nothing appears
### Additional Information
<!-- Add any other context (e.g. logs, screenshots, etc.) about the problem here. -->
The console and the network analysis tab reveal the traceback:

```
FieldError at /ajax/get_pages_list

Cannot resolve keyword 'title' into field.

/home/timo/job/integreat/django/src/cms/views/pages/page_actions.py in get_pages_list_ajax

432.    pages = Page.objects.filter(region__id=region_id).order_by("title")
```

So the problem is very straight forward: the `Page` model does not have a `title` attribute, thus we cannot sort by the title.
diff --git a/src/cms/views/pages/page_actions.py b/src/cms/views/pages/page_actions.py
index 914c5c31e..08e8f11a2 100644
--- a/src/cms/views/pages/page_actions.py
+++ b/src/cms/views/pages/page_actions.py
@@ -509,7 +509,7 @@ def get_pages_list_ajax(request):
         page.save()
         return JsonResponse({"nolist": True})
     region_id = decoded_json["region"]
-    pages = Page.objects.filter(region__id=region_id).order_by("title")
+    pages = Page.objects.filter(region__id=region_id)
     result = []
     for page in pages:
         result.append(
@@ -523,6 +523,7 @@ def get_pages_list_ajax(request):
                 ),
             }
         )
+    result = sorted(result, key=lambda k: k["name"])
     return JsonResponse(result, safe=False)
 
 
['src/cms/views/pages/page_actions.py']