sl入れたついでにどば(21.10)
$ sudo sh -c 'apt update; apt dist-upgrade -y; snap refresh'
：
The following packages have been kept back:
fonts-ricty-diminished
The following packages will be upgraded:
ayatana-indicator-common fonts-opensymbol libayatana-indicator3-7
libnetplan0 libpulse-mainloop-glib0 libpulse0 libpulsedsp
libreoffice-base-core libreoffice-calc libreoffice-common libreoffice-core
libreoffice-draw libreoffice-gnome libreoffice-gtk3 libreoffice-help-common
libreoffice-help-en-us libreoffice-impress libreoffice-math
libreoffice-style-colibre libreoffice-style-elementary
libreoffice-style-yaru libreoffice-writer libssl-dev libssl1.1 libuno-cppu3
libuno-cppuhelpergcc3-3 libuno-purpenvhelpergcc3-3 libuno-sal3
libuno-salhelpergcc3-3 netplan.io openssl pulseaudio
pulseaudio-module-bluetooth pulseaudio-utils python3-uno
ubuntu-advantage-tools uno-libs-private ure xserver-common xserver-xorg-core
xserver-xorg-legacy
41 upgraded, … and 1 not upgraded.
3 standard security updates