splatmoji: port fully to wayland

hosts/common/programs/splatmoji.nix

@@ -10,13 +10,11 @@
       # XXX doesn't seem to understand ~ as shorthand for `$HOME`
       history_file=/home/colin/.local/state/splatmoji/history
       history_length=5
-      # TODO: wayland equiv
-      paste_command=xdotool key ctrl+v
+      paste_command=${pkgs.wtype}/bin/wtype -M Ctrl -k v
       # rofi_command=${pkgs.wofi}/bin/wofi --dmenu --insensitive --cache-file /dev/null
       rofi_command=${pkgs.fuzzel}/bin/fuzzel -d -i -w 60
       xdotool_command=${pkgs.wtype}/bin/wtype
-      # TODO: wayland equiv
-      xsel_command=xsel -b -i
+      xsel_command=${pkgs.findutils}/bin/xargs ${pkgs.wl-clipboard}/bin/wl-copy
     '';
   };
 }