Replaced deprecated NullBooleanField with BooleanField

dav_registration/migrations/0012_alter_registrationstatus_accepted.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.13 on 2023-02-15 16:56
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('dav_registration', '0011_auto_20220607_1345'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='registrationstatus',
+            name='accepted',
+            field=models.BooleanField(blank=True, null=True, verbose_name='Zusage erteilt'),
+        ),
+    ]