[SSSD] [sssd PR#462][opened] confdb: Do not start implicit_files with proxy domain

URL: https://github.com/SSSD/sssd/pull/462 Author: lslebodn Title: #462: confdb: Do not start implicit_files with proxy domain Action: opened PR body: """ id_provider = proxy + proxy_lib_name = files is equivalent to id_provider = files. But requests to user hit implicit_files domain instead of proxy domain and therefore it broke usage of proxy domain with auth_provider = krb5. Resolves: https://pagure.io/SSSD/sssd/issue/3590 """ To pull the PR as Git branch: git remote add ghsssd https://github.com/SSSD/sssd git fetch ghsssd pull/462/head:pr462 git checkout pr462