providers/proxy: fix formatting

passbook/providers/proxy/migrations/0006_proxyprovider_skip_path_regex.py

@@ -6,13 +6,17 @@ from django.db import migrations, models
 class Migration(migrations.Migration):
 
     dependencies = [
-        ('passbook_providers_proxy', '0005_auto_20200914_1536'),
+        ("passbook_providers_proxy", "0005_auto_20200914_1536"),
     ]
 
     operations = [
         migrations.AddField(
-            model_name='proxyprovider',
-            name='skip_path_regex',
-            field=models.TextField(blank=True, default='', help_text='Regular expression for which authentication is not required. Each new line is interpreted as a new Regular Expression.'),
+            model_name="proxyprovider",
+            name="skip_path_regex",
+            field=models.TextField(
+                blank=True,
+                default="",
+                help_text="Regular expression for which authentication is not required. Each new line is interpreted as a new Regular Expression.",
+            ),
         ),
     ]

passbook/providers/proxy/models.py

@@ -52,10 +52,12 @@ class ProxyProvider(OutpostModel, OAuth2Provider):
     skip_path_regex = models.TextField(
         default="",
         blank=True,
-        help_text=_((
+        help_text=_(
+            (
                 "Regular expression for which authentication is not required. "
                 "Each new line is interpreted as a new Regular Expression."
-        ))
+            )
+        ),
     )
 
     certificate = models.ForeignKey(