Drop output_prefix_override and use show_testcases

judge/migrations/0165_drop_output_prefix_override.py

@@ -0,0 +1,17 @@
+# Generated by Django 3.2.18 on 2023-08-25 23:11
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("judge", "0164_show_testcase"),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name="contestproblem",
+            name="output_prefix_override",
+        ),
+    ]