Merge pull request #4609 from easyops-cn/steve/v2-drag-mount-point

fix(): dataSource is a json field

Author: weareoutman

packages/editor-bricks-helper/src/DropZone/reverseNormalize.ts

@@ -9,6 +9,7 @@ const jsonFieldsInBrick = [
   "params",
   "if",
   "transform",
+  "dataSource",
 ];
 const yamlFieldsInBrick = ["permissionsPreCheck", "transformFrom"];
 const ignoredFieldsInBrick = [