Changes to request for upgrade TiDB cluster

post/clusters/{clusterId}/upgrade

Apr 13, 2022dd2bd350861b Revision changes
- breaking
  api path removed without deprecation
- info
  endpoint added
Apr 8, 202252d3173e154e Revision changes
- breaking
  api path removed without deprecation
- info
  endpoint added
Mar 25, 2022fbf5f9573f22 Revision changes
- breaking
  api path removed without deprecation
- info
  endpoint added
Mar 25, 202234233cf15ffa Revision changes
- breaking
  api path removed without deprecation
- info
  endpoint added
Mar 23, 2022685b4c7eb718 Revision changes
- breaking
  api path removed without deprecation
- info
  endpoint added
Mar 7, 2022e9e75c7c2edb Revision changes
- breaking
  api path removed without deprecation
- info
  endpoint added