*: Simplify kube.PersistentVolumeClaims

Change-Id: I0a3e44de9f1c4db146fd1e493741f5fe381da3ae
Reviewed-on: https://gerrit.hackerspace.pl/c/hscloud/+/1768
Reviewed-by: q3k <q3k@hackerspace.pl>
diff --git a/app/onlyoffice/prod.jsonnet b/app/onlyoffice/prod.jsonnet
index 28fcb23..ecf61c7 100644
--- a/app/onlyoffice/prod.jsonnet
+++ b/app/onlyoffice/prod.jsonnet
@@ -19,15 +19,8 @@
         ns: kube.Namespace(cfg.namespace),
 
         pvc: oo.ns.Contain(kube.PersistentVolumeClaim("documentserver")) {
-            spec+: {
-                storageClassName: cfg.storageClassName,
-                accessModes: [ "ReadWriteOnce" ],
-                resources: {
-                    requests: {
-                        storage: "10Gi",
-                    },
-                },
-            },
+            storage: "10Gi",
+            storageClass: cfg.storageClassName,
         },
 
         deploy: oo.ns.Contain(kube.Deployment("documentserver")) {