Fix migrations

backend/server/adventures/migrations/0004_transportation_end_date.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0.8 on 2024-08-19 20:04
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('adventures', '0003_adventure_end_date'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='transportation',
+            name='end_date',
+            field=models.DateTimeField(blank=True, null=True),
+        ),
+    ]