Unable to ping with ICMP prober over IPv6 but IPv4 works

非ルート（non-root）ユーザーで blackbox-exporter を実行している際にエラーメッセージが出る件 ref: https://github.com/prometheus/blackbox_exporter/issues/1023

- name: Configure net.ipv4.ping_group_range to allow unprivileged ICMP
  ansible.posix.sysctl:
    name: net.ipv4.ping_group_range
    value: '0 2147483647'
    state: present
    sysctl_set: true
    sysctl_file: /etc/sysctl.d/90-blackbox-exporter.conf
    reload: true
  notify: Restart blackbox_exporter