openapi-generatorのバージョンを上げる

[ras0q]

今は6.1.0
https://github.com/OpenAPITools/openapi-generator/releases/tag/v7.0.0 より上に上げると宣言が重複する

✘ [ERROR] Multiple exports with the same name "GetMessagesOrderEnum"

    bin/generated/api.ts:13179:13:
      13179 │ export const GetMessagesOrderEnum = {
            ╵              ~~~~~~~~~~~~~~~~~~~~

  The name "GetMessagesOrderEnum" was originally exported here:

    bin/generated/api.ts:6933:13:
      6933 │ export const GetMessagesOrderEnum = {
           ╵              ~~~~~~~~~~~~~~~~~~~~