Fix Debian Bookworm non-free changed to non-free-firmware

错误提示：

$ sudo apt update

# Bunch of unimportant logging about stuff that was fetch...

Fetched 5,137 kB in 5s (1,065 kB/s)

Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
136 packages can be upgraded. Run 'apt list --upgradable' to see them.
N: Repository 'Debian bookworm' changed its 'non-free component' value from 'non-free' to 'non-free non-free-firmware'
N: More information about this can be found online in the Release notes at: https://www.debian.org/releases/bookworm/amd64/release-notes/ch-information.html#non-free-split

解决方案：

$ su -c 'echo "APT::Get::Update::SourceListWarnings::NonFreeFirmware \"false\";" > /etc/apt/apt.conf.d/no-bookworm-firmware.conf'

原文地址：Fix Debian Bookworm non-free changed to non-free-firmware - Josh Sherman (joshtronic.com)