Update Grafana from v5.3.4 to v5.4.0

* https://github.com/grafana/grafana/releases/tag/v5.4.0

CHANGES.md

@@ -8,6 +8,7 @@ Notable changes between versions.
 
 #### Addons
 
+* Update Grafana from v5.3.4 to v5.4.0
 * Disable Grafana login form, since admin user can't be disabled ([#352](https://github.com/poseidon/typhoon/pull/352))
   * Example manifests aim to provide a read-only dashboard view
 

addons/grafana/deployment.yaml

@@ -23,7 +23,7 @@ spec:
     spec:
       containers:
         - name: grafana
-          image: grafana/grafana:5.3.4
+          image: grafana/grafana:5.4.0
           env:
             - name: GF_SERVER_HTTP_PORT
               value: "8080"