update restdemo json to reflect current parsing

Signed-off-by: Jeffrey Martin <[email protected]>

garak/resources/rest/restdemo.json

@@ -1,13 +1,15 @@
 {
-    "name": "example service",
-    "uri": "https://localhost:37176/endpoint",
-    "method": "post",
-    "headers":{
-        "X-Authorization": "$KEY",
-    },
-    "req_template_json_object":{
-        "text":"$INPUT"
-    },
-    "response_json": true,
-    "response_json_field": "text"
-}
+    "rest.RestGenerator": {
+        "name": "example service",
+        "uri": "http://localhost:37176/endpoint",
+        "method": "post",
+        "headers":{
+            "X-Authorization": "$KEY"
+        },
+        "req_template_json_object":{
+            "text":"$INPUT"
+        },
+        "response_json": true,
+        "response_json_field": "text"
+    }
+}