refactor(organizations): set org field to null if not set

!10

app/core/migrations/0004_notes_is_null.py

@@ -0,0 +1,20 @@
+# Generated by Django 5.0.6 on 2024-05-23 10:37
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('access', '0002_alter_team_organization'),
+        ('core', '0003_alter_notes_note_history'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='notes',
+            name='organization',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, to='access.organization'),
+        ),
+    ]