new_contents: # Generated by Django 2.2.16 on 2020-10-14 13:22
  
  from django.db import migrations
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('promoted', '0008_auto_20200924_1329'),
      ]
  
      operations = [
          migrations.CreateModel(
              name='PromotedTheme',
              fields=[
              ],
              options={
                  'get_latest_by': 'created',
                  'abstract': False,
                  'proxy': True,
                  'base_manager_name': 'objects',
                  'indexes': [],
                  'constraints': [],
              },
              bases=('promoted.promotedaddon',),
          ),
      ]
  
subject: Add migration for PromotedTheme (#15728)