Feat: updating flux observability

chart/dashboards/flux/Kptfile

chart/dashboards/flux/cluster.json

chart/dashboards/flux/control-plane.json

chart/dashboards/flux/logs.json

chart/templates/monitoring/flux-dashboards.yaml

chart/templates/monitoring/flux/alert.yaml

chart/templates/monitoring/flux/grafana-auth-secret.yaml

chart/templates/monitoring/flux/ingress-flux.yaml

chart/templates/monitoring/flux/provider.yaml