feature/add-flux-dashboards (#619)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- **New Features**
- Introduced a new dashboard for Flux Control Plane monitoring that
visualizes key performance metrics like CPU, memory, API requests, and
more.
- Added a second dashboard for Flux Cluster Stats to display resource
reconciliation, operation durations, and readiness indicators.
- Seamlessly integrated these dashboards into the monitoring workflow
with dynamic querying and periodic refresh options.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

hack/download-dashboards.sh

@@ -78,6 +78,8 @@ modules/340-monitoring-kubernetes/monitoring/grafana-dashboards//main/pod.json
 modules/340-monitoring-kubernetes/monitoring/grafana-dashboards//main/namespace/namespaces.json
 modules/340-monitoring-kubernetes/monitoring/grafana-dashboards//main/namespace/namespace.json
 modules/340-monitoring-kubernetes/monitoring/grafana-dashboards//main/capacity-planning/capacity-planning.json
+modules/340-monitoring-kubernetes/monitoring/grafana-dashboards//flux/flux-control-plane.json
+modules/340-monitoring-kubernetes/monitoring/grafana-dashboards//flux/flux-stats.json
 EOT
 
 

packages/extra/monitoring/dashboards.list

@@ -32,3 +32,5 @@ control-plane/deprecated-resources
 control-plane/dns-coredns
 control-plane/kube-etcd
 kubevirt/kubevirt-control-plane
+flux/flux-control-plane
+flux/flux-stats