message: Lowercase changehistory docsite
diff: "docSiteId": 5,
  "displayName": "Learning"
  },
  - "ChangeHistory": {
  + "changehistory": {
  "docSiteId": 6,
  "displayName": "Change History"
  },
  "docSite": "reference"
  },
  "Change History": {
  - "docSite": "ChangeHistory"
  + "docSite": "changehistory"
  }
  },
  "packageAliases": {
  