Add docs about new Helm `priorityClassName` options

website/source/docs/platform/k8s/helm.html.md

@@ -166,6 +166,8 @@ and consider if they're appropriate for your deployment.
               topologyKey: kubernetes.io/hostname
         ```
 
+  * <a name="v-server-priorityclassname" href="#v-server-priorityclassname">`priorityClassName`</a> (`string`) - This value references an existing Kubernetes [priorityClassName](https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/#pod-priority) that can be assigned to server pods.
+
 * <a name="v-client" href="#v-client">`client`</a> - Values that configure running a Consul client on Kubernetes nodes.
 
   * <a name="v-client-enabled" href="#v-client-enabled">`enabled`</a> (`boolean: global.enabled`) - If true, the chart will install all the resources necessary for a Consul client on every Kubernetes node. This _does not_ require `server.enabled`, since the agents can be configured to join an external cluster.
@@ -211,6 +213,8 @@ and consider if they're appropriate for your deployment.
       configuration files from this volume with `-config-dir`. This defaults
       to false.
 
+  * <a name="v-client-priorityclassname" href="#v-client-priorityclassname">`priorityClassName`</a> (`string`) - This value references an existing Kubernetes [priorityClassName](https://kubernetes.io/docs/concepts/configuration/pod-priority-preemption/#pod-priority) that can be assigned to client pods.
+
 * <a name="v-dns" href="#v-dns">`dns`</a> - Values that configure Consul DNS service.
 
   * <a name="v-dns-enabled" href="#v-dns-enabled">`enabled`</a> (`boolean: global.enabled`) - If true, a `consul-dns` service will be created that exposes port 53 for TCP and UDP to the running Consul agents (servers and clients). This can then be used to [configure kube-dns](/docs/platform/k8s/dns.html). The Helm chart _does not_ automatically configure kube-dns.