message: Use "roots" in configs
  Summary:
  Switch all existing TE model configs to use the new "roots" option
  Getting ready for deprecating the single "root" option
diff: "name" : "Advanced",
  "class_name_prefix" : "Advanced",
  "has_type_tag" : true,
  - "root" : "Lcom/facebook/redextest/Base;",
  + "roots" : [
  + "Lcom/facebook/redextest/Base;"
  + ],
  "include_primary_dex" : true
  }
  ]
  