Re-order parameters in swagger spec to avoid breaking change in SDK (Azure#11883)

Author: Xynoclafe

specification/resources/resource-manager/Microsoft.Resources/stable/2020-10-01/resources.json

@@ -4479,13 +4479,13 @@
           "type": "string",
           "description": "The relativePath property can be used to deploy a linked template at a location relative to the parent. If the parent template was linked with a TemplateSpec, this will reference an artifact in the TemplateSpec.  If the parent was linked with a URI, the child deployment will be a combination of the parent and relativePath URIs"
         },
-        "queryString": {
-          "type": "string",
-          "description": "The query string (for example, a SAS token) to be used with the templateLink URI."
-        },
         "contentVersion": {
           "type": "string",
           "description": "If included, must match the ContentVersion in the template."
+        },
+        "queryString": {
+          "type": "string",
+          "description": "The query string (for example, a SAS token) to be used with the templateLink URI."
         }
       },
       "description": "Entity representing the reference to the template."