*: Simplify kube.PersistentVolumeClaims

Change-Id: I0a3e44de9f1c4db146fd1e493741f5fe381da3ae
Reviewed-on: https://gerrit.hackerspace.pl/c/hscloud/+/1768
Reviewed-by: q3k <q3k@hackerspace.pl>
diff --git a/personal/noisersup/openrct2.jsonnet b/personal/noisersup/openrct2.jsonnet
index cd9eec0..9ec05d6 100644
--- a/personal/noisersup/openrct2.jsonnet
+++ b/personal/noisersup/openrct2.jsonnet
@@ -27,20 +27,13 @@
 
         volumeClaim: kube.PersistentVolumeClaim(name) {
             metadata+: server.metadata,
-            spec+: {
-                storageClassName: cfg.storageClassName,
-                accessModes: [ "ReadWriteOnce" ],
-                resources: {
-                    requests: {
-                        storage: "5Gi",
-                    },
-                },
-            },
+            storage: "5Gi",
+            storageClass: cfg.storageClassName,
         },
 
         config: kube.ConfigMap(name + "-config") {
             metadata+: server.metadata,
-            
+
             // admins with local server as co-admin
             local admins = cfg.admins + {
                 openrct2: "",