CMX-4541: add report history and download URL endpoints

[hoavoh1]

• Added GET /v2-preview/reporting/messages/async/reports endpoint to retrieve the history of asynchronous reports requested by the current account,
  with support for filtering by name, status, and date range, plus pagination
• Added GET /v2-preview/reporting/messages/async/reports/{reportId}/download-url endpoint to retrieve a temporary pre-signed S3 URL for downloading a
  generated report file
• Added new schemas: reporthistoryresponses, reporthistoryresponse, presignedurlresponse
• Added bearer_auth security scheme