analytics: Send ZULIP_MERGE_BASE to the bouncer.

zilencer/migrations/0064_remotezulipserver_last_merge_base.py

@@ -0,0 +1,17 @@
+# Generated by Django 5.0.6 on 2024-06-23 00:29
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("zilencer", "0063_convert_ids_to_bigints"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="remotezulipserver",
+            name="last_merge_base",
+            field=models.CharField(max_length=128, null=True),
+        ),
+    ]