allow using duplicate notifications to remove queued items

bots/migrations/0011_queueditem_message_ids_extra.py

@@ -0,0 +1,17 @@
+# Generated by Django 4.1.1 on 2023-08-13 19:20
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("bots", "0010_queueditem_datetime"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="queueditem",
+            name="message_ids_extra",
+            field=models.TextField(db_index=True, default=""),
+        ),
+    ]