/usr/share/doc/fcitx-module-kimpanel/changelog.Debian.gz is in fcitx-module-kimpanel 1:4.2.9.6-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/fcitx-module-kimpanel/../fcitx-modules/changelog.Debian.gz