Add local.settings.json requirements

Author: ecfan

articles/logic-apps/create-maps-data-transformation-visual-studio-code.md

@@ -74,6 +74,11 @@ The Data Mapper extension currently works only with schemas in flat folder-struc
 
   1. [Create a local folder, a local Standard logic app project, and a stateful or stateless workflow](create-single-tenant-workflows-visual-studio-code.md#create-project). During workflow creation, select **Open in current window**.
 
+  After you create your logic app project, in your project's root folder, open the **local.settings.json** file, and add the following values:
+
+  - `"FUNCTIONS_WORKER_RUNTIME": "dotnet-isolated"`
+  - `"AzureWebJobsFeatureFlags": "EnableMultiLanguageWorker"`
+
 - Sample input data if you want to test the map and check that the transformation works as you expect.
 
 ## Create a data map