changing type from string back to object

Author: zdelacerda-microsoft

specification/imagebuilder/resource-manager/Microsoft.VirtualMachineImages/stable/2024-02-01/imagebuilder.json

@@ -1176,7 +1176,7 @@
           "pattern": "^[A-Za-z0-9-_.]{1,64}$"
         },
         "artifactTags": {
-          "type": "string",
+          "type": "object",
           "description": "Tags that will be applied to the artifact once it has been created/updated by the distributor."
         }
       },
@@ -1653,7 +1653,7 @@
           "description": "Indicates whether or not to automatically run the image template build on template creation or update."
         },
         "managedResourceTags": {
-          "type": "string",
+          "type": "object ",
           "x-ms-mutability": [
             "read",
             "create",