Automatic merge from submit-queue (batch tested with PRs 50749, 52869, 53359). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>. Add /swagger.json and /swagger-2.0.0.pb-v1 to discovery role Allow access to openapi docs Fixes #53349