Bump tmp and @openapitools/openapi-generator-cli

Removes [tmp](https://github.com/raszi/node-tmp). It's no longer used after updating ancestor dependency [@openapitools/openapi-generator-cli](https://github.com/OpenAPITools/openapi-generator-cli). These dependencies need to be updated together.


Removes `tmp`

Updates `@openapitools/openapi-generator-cli` from 2.19.1 to 2.23.1
- [Release notes](https://github.com/OpenAPITools/openapi-generator-cli/releases)
- [Changelog](https://github.com/OpenAPITools/openapi-generator-cli/blob/master/.releaserc)
- [Commits](OpenAPITools/openapi-generator-cli@v2.19.1...v2.23.1)

---
updated-dependencies:
- dependency-name: tmp
  dependency-version: 
  dependency-type: indirect
- dependency-name: "@openapitools/openapi-generator-cli"
  dependency-version: 2.23.1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]