Comment 2 for bug 1899627

Reviewed: https://review.opendev.org/757849
Committed: https://git.openstack.org/cgit/openstack/tripleo-ansible/commit/?id=dba86a0ab42bb9dec0f78eec41886b983ac24c29
Submitter: Zuul
Branch: master

commit dba86a0ab42bb9dec0f78eec41886b983ac24c29
Author: Rabi Mishra <email address hidden>
Date: Tue Oct 13 17:55:23 2020 +0530

    Use default for external_gateway_ip in multiple_nics_ipv6.j2

    Use 'fe80::1' as the default external gateway for ipv6.
    We earlier had an ipv4 address as the default in nic config
    templates.

    Closes-Bug: #1899627
    Change-Id: Ia9bd8e17134fbdb83ab3fa49d21e0168ec33623a