slapos_jio: Add sample for required field

master/bt5/slapos_jio/SkinTemplateItem/portal_skins/slapos_hal_json_style/sample-software-schema/simpledemo/instance-input-schema.json.json

@@ -3,6 +3,9 @@
   "type": "object",
   "description": "Sample paremeters for a Simple Demo",
   "additionalProperties": false,
+  "required": [
+    "simple-string-required"
+  ],
   "properties": {
     "simple-string": {
       "title": "Example of Simple String",
@@ -21,6 +24,12 @@
         ],
       "default": "simple string A"
     },
+    "simple-string-required": {
+      "title": "Example of Simple String Required",
+      "description": "Example of Simple String",
+      "type": "string",
+      "default": "Simple string "
+    },
     "simple-boolean": {
       "title": "Example of Simple String",
       "description": "Example of Simple String",