[CORD-2810] Prevent the user from inserting values in read_only fields

Change-Id: I00460544dd7d36f8482b04ea89912005a108f6b8
diff --git a/src/app/datasources/helpers/model.discoverer.service.spec.ts b/src/app/datasources/helpers/model.discoverer.service.spec.ts
index 8011442..a6e6340 100644
--- a/src/app/datasources/helpers/model.discoverer.service.spec.ts
+++ b/src/app/datasources/helpers/model.discoverer.service.spec.ts
@@ -26,8 +26,8 @@
 const stubModels: IXosModeldef[] = [
   {
     fields: [
-      {name: 'id', type: 'number'},
-      {name: 'foo', type: 'string'}
+      {name: 'id', type: 'number', read_only: false},
+      {name: 'foo', type: 'string', read_only: false}
     ],
     relations: [],
     name: 'Node',
@@ -37,8 +37,8 @@
   },
   {
     fields: [
-      {name: 'id', type: 'number'},
-      {name: 'bar', type: 'string'}
+      {name: 'id', type: 'number', read_only: false},
+      {name: 'bar', type: 'string', read_only: false}
     ],
     relations: [],
     name: 'VSGTenant',