message: Fix documented parent for x-ms-parameterized-host
  The x-ms-parameterized-host extension is only accepted on the Swagger
  Object, not the Info Object.
diff: @@ -525,7 +525,7 @@ and
  ## x-ms-parameterized-host
  When used, replaces the standard OpenAPI "host" attribute with a host that contains variables to be replaced as part of method execution or client construction, very similar to how path parameters work.
  -**Parent element**: [Info Object](https://github.com/swagger-api/swagger-spec/blob/master/versions/2.0.md#infoObject)
  +**Parent element**: [Swagger Object](https://github.com/swagger-api/swagger-spec/blob/master/versions/2.0.md#swagger-object)
  **Schema**:
  