Reorder imports and fix trailing spaces

management/commands/refresh_activities.py

@@ -2,14 +2,14 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 import os
-from bs4 import BeautifulSoup
-from django.core.management import BaseCommand
-from django.urls import reverse
-from django.utils import timezone
 from urllib.parse import urlencode
 from urllib.request import Request, urlopen
 
+from bs4 import BeautifulSoup
 from activity.models import Activity
+from django.core.management import BaseCommand
+from django.urls import reverse
+from django.utils import timezone
 
 
 class Command(BaseCommand):