Merge branch 'istio-metrics' into 'master'

chore: update monitoring to include istio metrics

Summary

Add Istio based grafana dashboards and metrics to monitoring.  Contained in the monitoring chart since that deploys after istio.

Relevant logs/screenshots

(Include any relevant logs/screenshots)

See merge request platform-one/big-bang/bigbang!227

chart/values.yaml

@@ -158,7 +158,7 @@ monitoring:
   git:
     repo: https://repo1.dso.mil/platform-one/big-bang/apps/core/monitoring.git
     path: "./chart"
-    tag: "11.0.0-bb.12"
+    tag: "11.0.0-bb.13"
   sso:
     enabled: false
     prometheus: