message: update rule R3015 EnumMustHaveType
diff: @@ -2075,13 +2075,13 @@ Links: [Index](#index) | [Error vs. Warning](#error-vs-warning) | [Automated Rul
  **Applies to** : ARM and Data Plane OpenAPI(swagger) specs
  -**Output Message** : Enum must define its type. All values in an enum must adhere to the specified type.
  +**Output Message** : Enum must define its type and "object" type is not allowed due to Autorest refuse to parse it.
  -**Description** : Enum must define its type object or string. If not it will block SDK generation.
  +**Description** : Enum must define its type "string". If not it will block SDK generation. If define type as "object" , the new Autorest refuse to parse it.
  **CreatedAt**: February 18, 2020
  -**LastModifiedAt**: February 18, 2020
  +**LastModifiedAt**: February 20, 2020
  **How to fix the violation**:
  