Revert back to old wsgi.py because sanitizer moved to rdmo core

rdmo/rootfs/tmp/wsgi.py

 import os
-import re
 
 from django.core.wsgi import get_wsgi_application
 
 os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'config.settings')
 
-try:
-    os.environ['BASE_URL']
-except KeyError:
-    pass
-else:
-    if bool(re.search('[a-z0-9]', os.environ['BASE_URL'])) is False:
-        os.environ['BASE_URL'] = ''
-
 application = get_wsgi_application()