remove variation coeffisiont sale unti - change structure

apps/product/migrations/0039_alter_saleunit_unit.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0 on 2025-07-08 11:13
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('product', '0038_attribute_type_broker_calculation_strategy'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='saleunit',
+            name='unit',
+            field=models.CharField(max_length=250, null=True, unique=True),
+        ),
+    ]

apps/product/migrations/0040_remove_saleunit_variation_coefficient.py

@@ -0,0 +1,17 @@
+# Generated by Django 5.0 on 2025-07-08 12:15
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('product', '0039_alter_saleunit_unit'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='saleunit',
+            name='variation_coefficient',
+        ),
+    ]