[feat][scala-sttp] Add oneOf and allOf discriminator support with sealed traits for circe generator#23510

wing328 merged 6 commits intoOpenAPITools:masterOpenAPITools/openapi-generator:masterfrom

nikhilsu:scala-sttp-circe/add-discriminator-supportnikhilsu/openapi-generator:scala-sttp-circe/add-discriminator-supportCopy head branch name to clipboard