changed comparitor

files/core_alerts.yml

@@ -131,7 +131,7 @@ groups:
     annotations:
       summary: Prometheus DNS Domain (instance {{ $labels.instance }} {{ $labels.domain }})
       description: "The Domain Check has failed. The DNS server may have crashed.\n VALUE = {{ $value }}\n  LABELS = {{ $labels }}"
-  - alert: HTTP2 status code is not 200
+  - alert: HTTP2 status code != 200
     expr: (avg without(job)(probe_http_status_code))
     for: 2m
     labels: