Merge pull request #245920 from linsui/fcitx5qt

fcitx5-qt: fix gui plugin

pkgs/tools/inputmethods/fcitx5/fcitx5-qt.nix

···
     libXdmcp
   ];
 
+  qtWrapperArgs = [ "--prefix" "FCITX_ADDON_DIRS" ":" "${placeholder "out"}/lib/fcitx5" ];
+
   meta = with lib; {
     description = "Fcitx5 Qt Library";
     homepage = "https://github.com/fcitx/fcitx5-qt";