message: Fix broken URL in example-schema.json
diff: {
  "title": "A JSON Schema for x-ms-examples extension in Swagger 2.0 API.",
  - "id": "https://raw.githubusercontent.com/Azure/autorest/master/schema/example-schema.json#",
  + "id": "https://raw.githubusercontent.com/Azure/autorest/master/packages/libs/autorest-schemas/example-schema.json#",
  "$schema": "http://json-schema.org/draft-04/schema#",
  "type": "object",
  "required": [ "parameters", "responses" ],
  