feat(aci): issue alert migration (#89047)

Author: cathteng

migrations_lockfile.txt

@@ -29,4 +29,4 @@ tempest: 0002_make_message_type_nullable
 
 uptime: 0034_uptime_backfill_uptime_status
 
-workflow_engine: 0046_drop_metric_alert_fire_detectors
+workflow_engine: 0047_migrate_issue_alerts

src/sentry/testutils/factories.py

@@ -568,6 +568,7 @@ def create_project_rule(
         name="Test Alert",
         action_match="all",
         filter_match="all",
+        frequency=30,
         **kwargs,
     ):
         actions = None
@@ -598,6 +599,7 @@ def create_project_rule(
             "conditions": condition_data,
             "action_match": action_match,
             "filter_match": filter_match,
+            "frequency": frequency,
         }
         if actions:
             data["actions"] = actions