fix: change order of query results to ascending by creation time

Author: liuruibin

apps/knowledge/serializers/paragraph.py

@@ -319,7 +319,7 @@ def get_query_set(self):
                     **{'title__icontains': self.data.get('title')})
             if 'content' in self.data:
                 query_set = query_set.filter(**{'content__icontains': self.data.get('content')})
-            query_set.order_by('-create_time', 'id')
+            query_set = query_set.order_by('create_time', 'id')
             return query_set
 
         def list(self):