src.dualinventive.com/devops/ansible-dtap/roles/mysql/tasks/remove_wildcard.yml

- name: Remove database user with wildcard host
  mysql_user:
    name: '{{ mysql_user.username }}'
    password: '{{ mysql_user.password }}'
    host: '%'
    priv: "{{ mysql_user.priv | join('/') }}"
    state: absent