message: Adding xms ids for Chaos
diff: "items": {
  "$ref": "#/definitions/step"
  },
  + "x-ms-identifiers": [
  + "name"
  + ],
  "description": "List of steps.",
  "minItems": 1
  },
  "items": {
  "$ref": "#/definitions/branch"
  },
  + "x-ms-identifiers": [
  + "name"
  + ],
  "minItems": 1
  }
  },
  "items": {
  "$ref": "#/definitions/action"
  },
  + "x-ms-identifiers": [
  + "name"
  + ],
  "minItems": 1
  }
  },
  "type": "array",
  "items": {
  "$ref": "#/definitions/keyValuePair"
  - }
  + },
  + "x-ms-identifiers": [
  + "key"
  + ]
  },
  "selectorId": {
  "type": "string",
  "type": "array",
  "items": {
  "$ref": "#/definitions/keyValuePair"
  - }
  + },
  + "x-ms-identifiers": [
  + "key"
  + ]
  },
  "selectorId": {
  "type": "string",
  "items": {
  "$ref": "#/definitions/experimentExecutionActionTargetDetailsProperties"
  },
  + "x-ms-identifiers": [],
  "readOnly": true
  }
  }
  