[root@master ~]# ipa idp-show 001testidp_github
  Identity Provider reference name: 001testidp_github
  Authorization URI: https://github.com/login/oauth/newauthorize
  Device authorization URI: https://github.com/login/device/code
  Token URI: https://github.com/login/oauth/access_token
  User info URI: https://api.github.com/user
  JWKS URI: https://github.com/login/v3/certs
  OIDC URL: https://github.com//issue
  Client identifier: github-client-id
  Scope: openid email

---
- name: Playbook to ensure that Authorization URI is reset for IdP without impacting any other fields
  hosts: ipaserver
  tasks:
  - ipaidp:
      ipaadmin_principal: admin
      ipaadmin_password: <xxxxxxx>
      name: 001testidp_github
      client_id: github-client-id
      auth_uri: ""

PLAY [Playbook to ensure that Authorization URI is reset for IdP without impacting any other fields] *******************************
TASK [Gathering Facts] *************************************************************************************************************
task path: /root/idp.yml:2
ok: [master.ipadomain.test]
TASK [ipaidp] **********************************************************************************************************************
task path: /root/idp.yml:6
fatal: [master.ipadomain.test]: FAILED! => {"changed": false, "msg": "Parameter 'auth_uri' is missing"}
PLAY RECAP *************************************************************************************************************************
master.ipadomain.test      : ok=1    changed=0    unreachable=0    failed=1    skipped=0    rescued=0    ignored=0
 

[root@master ~]# ipa idp-mod 001testidp_github --auth-uri=""
--------------------------------------------------------
Modified Identity Provider reference "001testidp_github"
--------------------------------------------------------
  Identity Provider reference name: 001testidp_github
  Device authorization URI: https://github.com/login/device/code
  Token URI: https://github.com/login/oauth/access_token
  User info URI: https://api.github.com/user
  JWKS URI: https://github.com/login/v3/certs
  OIDC URL: https://github.com//issue
  Client identifier: github-client-id
  Scope: openid email