add forgotten migration

sas/migrations/0003_sasfile.py

@@ -0,0 +1,23 @@
+# Generated by Django 4.2.14 on 2024-08-29 09:53
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("core", "0038_alter_preferences_receive_weekmail"),
+        ("sas", "0002_auto_20161119_1241"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="SasFile",
+            fields=[],
+            options={
+                "proxy": True,
+                "indexes": [],
+                "constraints": [],
+            },
+            bases=("core.sithfile",),
+        ),
+    ]