remove unneccessary relation menu bird to mail

app/sendemail/migrations/0004_delete_birdemail.py

@@ -0,0 +1,16 @@
+# Generated by Django 5.2.2 on 2025-06-10 07:22
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('sendemail', '0003_alter_emailadress_is_naturschutzbehoerde_and_more'),
+    ]
+
+    operations = [
+        migrations.DeleteModel(
+            name='BirdEmail',
+        ),
+    ]