anchor.diff:  
   | Method   | Path                         |
   | :--------------------------- | :--------------------- |
  -| `LIST`   | `/auth/azure/roles`          |
  +| `LIST`   | `/auth/azure/role`          |
   
   ### Sample Request
   
  
positive.code: $ curl \
      --header "X-Vault-Token: ..." \
      --request LIST \
      https://127.0.0.1:8200/v1/auth/azure/roles
  ```
  
  ### Sample Response
  
negative.code:   that login is restricted to.
  - `bound_group_ids` `(array: [])` - The list of group ids that login is restricted 
    to.
  - `bound_locations` `(array: [])` - The list of locations that login is restricted to.
  - `bound_subscription_ids` `(array: [])` - The list of subscription IDs that login 
    is restricted to.
  - `bound_resource_groups` `(array: [])` - The list of resource groups that
    login is restricted to. 
  - `bound_scale_sets` `(array: [])` - The list of scale set names that the 
    login is restricted to. 
  