Update mixins with Angular components ~ Batch 1 (#1106)

* Update Cilium EE Kubernetes dashboard to use react panels

* Update Caddy dashboard to use react panels

* Update Apache Spark dashboard to use react panels

* Update RabbitMQ mixin to use react panels

* Update Nomad mixin to use react panels

* Update nodejs mixin to use react panels

* Fix lint issues

* Update Angular panels to React

* Fixed formatting

Author: Dasomeone

caddy-mixin/dashboards/caddy-overview.jsonnet

@@ -465,7 +465,7 @@
               definition: 'label_values(nomad_client_uptime, job)',
               hide: 0,
               includeAll: true,
-              label: 'job',
+              label: 'Job',
               multi: true,
               name: 'job',
               options: [],
@@ -482,12 +482,12 @@
             {
               current: {
                 selected: false,
-                text: 'grafanacloud-k3d-prom',
-                value: 'grafanacloud-k3d-prom',
+                text: 'default',
+                value: 'default',
               },
               hide: 0,
               includeAll: false,
-              label: 'Data Source',
+              label: 'Data source',
               multi: false,
               name: 'datasource',
               options: [],
@@ -544,7 +544,7 @@
               definition: '',
               hide: 0,
               includeAll: true,
-              label: 'instance',
+              label: 'Instance',
               multi: true,
               name: 'instance',
               options: [],