firewall: fix help message for reaload_firewall command

circle/firewall/management/commands/reload_firewall.py

@@ -31,7 +31,7 @@ class Command(BaseCommand):
                             dest='sync',
                             dest='sync',
                             const=True,
                             const=True,
                             default=False,
                             default=False,
-                            help='Delete poll instead of closing it')
+                            help='synchronous reload')
 
 
     def handle(self, *args, **options):
     def handle(self, *args, **options):