fix: drop unused sequences

Drop old campcaster sequences that aren't used anymore.

api/libretime_api/legacy/migrations/0030_3_0_0_alpha_13_4.py

@@ -0,0 +1,24 @@
+from django.db import migrations
+
+from ._migrations import legacy_migration_factory
+
+UP = """
+DROP SEQUENCE IF EXISTS schedule_group_id_seq CASCADE;
+DROP SEQUENCE IF EXISTS show_group_id_seq CASCADE;
+"""
+
+DOWN = None
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("legacy", "0029_3_0_0_alpha_13_3"),
+    ]
+    operations = [
+        migrations.RunPython(
+            code=legacy_migration_factory(
+                target="3.0.0-alpha.13.4",
+                sql=UP,
+            )
+        )
+    ]

api/libretime_api/legacy/migrations/__init__.py

@@ -1 +1 @@
-LEGACY_SCHEMA_VERSION = "3.0.0-alpha.13.3"
+LEGACY_SCHEMA_VERSION = "3.0.0-alpha.13.4"