Fix #2090 -- Test mode for memberships

src/pretix/base/migrations/0189_auto_20210525_1311.py

@@ -0,0 +1,26 @@
+# Generated by Django 3.2.3 on 2021-05-25 13:11
+
+from django.db import migrations, models
+
+import pretix.base.models.event
+import pretix.base.models.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('pretixbase', '0188_delete_requiredaction'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='membership',
+            name='testmode',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.AlterField(
+            model_name='event',
+            name='sales_channels',
+            field=pretix.base.models.fields.MultiStringField(default=pretix.base.models.event.default_sales_channels),
+        ),
+    ]