fcitx5-tmux release 0.0~git20251230.fe96f85-1 for unstable

[dgit distro=debian split --quilt=gbp]
[dgit please-upload source=fcitx5-tmux version=0.0~git20251230.fe96f85-1 upstream-tag=upstream/0.0_git20251230.fe96f85 upstream=fe96f85bc01685540c607742cbc317db94c94683]