chores(projectOwnership): add migration to remove old task name (#5515)

### 📣 Summary
Added a migration to clean up outdated task names related to project
ownership transfers.

kobo/apps/project_ownership/migrations/0003_remove_old_task.py

@@ -0,0 +1,25 @@
+# Generated by Django 4.2.15 on 2025-02-12 10:13
+
+from django.db import migrations
+
+
+def remove_old_task(apps, schema_editor):
+
+    PeriodicTask = apps.get_model('django_celery_beat', 'PeriodicTask')  # noqa
+    PeriodicTask.objects.filter(
+        task='kobo.apps.project_ownership.tasks.task_rescheduler'
+    ).delete()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        (
+            'project_ownership',
+            '0002_alter_invite_date_created_alter_invite_date_modified_and_more',
+        ),
+    ]
+
+    operations = [
+        migrations.RunPython(remove_old_task, migrations.RunPython.noop),
+    ]