Fix demo purge import formatting

mandelstudio/management/commands/purge_demo_data.py

@@ -4,7 +4,6 @@ from dataclasses import dataclass
 
 from django.core.management.base import BaseCommand
 
-
 IDEA_PRODUCT_TITLES = {
     "B2B Webshop Starter Blueprint",
     "AI Product Description System",
@@ -100,6 +99,7 @@ class Command(BaseCommand):
 
     def _purge_products(self, *, dry_run: bool, keep_only_idea_products: bool) -> int:
         from oscar.core.loading import get_model
+
         from oscar_elasticsearch.search.signal_handlers import (
             deregister_signal_handlers,
             register_signal_handlers,