Ubuntu: The following upgrades have been deferred due to phasing

apt 升级时遇到报错，如何修复？ ``` $ sudo apt upgrade -y Reading package lists... Done Building dependency tree... Done Reading state information... Done Calculating upgrade... Done The following upgrades have been deferred due to phasing: libreoffice-gnome ... 0 upgraded, 0 newly installed, 0 to remove and 35 not upgraded. sudo apt -o APT::Get::Always-Include-Phased-Updates=true upgrade ```