fix using deprecated grouptype

Author: wedamija

src/sentry/monitors/utils.py

@@ -9,6 +9,7 @@
 from sentry import audit_log
 from sentry.api.serializers.rest_framework.rule import RuleSerializer
 from sentry.db.models import BoundedPositiveIntegerField
+from sentry.issues.grouptype import MonitorIncidentType
 from sentry.models.group import Group
 from sentry.models.project import Project
 from sentry.models.rule import Rule, RuleActivity, RuleActivityType, RuleSource
@@ -392,7 +393,6 @@ def update_issue_alert_rule(
 
 
 def ensure_cron_detector(monitor: Monitor):
-    from sentry.issues.grouptype import MonitorCheckInFailure
 
     try:
         with atomic_transaction(using=router.db_for_write(DataSource)):
@@ -403,7 +403,7 @@ def ensure_cron_detector(monitor: Monitor):
             )
             if created:
                 detector = Detector.objects.create(
-                    type=MonitorCheckInFailure.slug,
+                    type=MonitorIncidentType.slug,
                     project_id=monitor.project_id,
                     name=monitor.name,
                     owner_user_id=monitor.owner_user_id,