Merge pull request #623 from vyos/mergify/bp/sagitta/pr-614

T6333 non-free-firmware to trixie (backport #614)

Author: c-po

data/live-build-config/archives/trixie.list.chroot

@@ -1,2 +1,2 @@
-deb http://deb.debian.org/debian/ trixie main non-free
-deb http://deb.debian.org/debian/ trixie-updates main non-free
+deb http://deb.debian.org/debian/ trixie main
+deb http://deb.debian.org/debian/ trixie-updates main