Add variable to enable/disable istio dashboard check within grafana

chart/values.yaml

@@ -467,7 +467,8 @@ monitoring:
   git:
     repo: https://repo1.dso.mil/platform-one/big-bang/apps/core/monitoring.git
     path: "./chart"
-    tag: "23.1.6-bb.1"
+    tag: ""
+    branch: "blloyd_add_istio_dashboard_checks"
 
   # -- Flux reconciliation overrides specifically for the Monitoring Package
   flux:

tests/test-values.yaml

@@ -346,6 +346,7 @@ monitoring:
           cypress_prometheus_url: 'https://prometheus.bigbang.dev'
           cypress_grafana_url: 'https://grafana.bigbang.dev'
           cypress_alertmanager_url: 'https://alertmanager.bigbang.dev'
+          cypress_check_istio_dashboards: 'true'
 
 twistlock:
   enabled: true