Update various configuration files

Signed-off-by: TuDatTr <tuan-dat.tran@tudattr.dev>

config/.config/zellij/config.kdl

@@ -17,6 +17,7 @@ keybinds {
         bind "Alt k" "Alt Up" { MoveFocus "Up"; }
         bind "Alt n"  { NewPane; }
         bind "Alt t"  { NewTab; }
+        bind "Alt w"  { ToggleFloatingPanes; }
         bind "Alt =" "Alt +" { Resize "Increase"; }
         bind "Alt -" { Resize "Decrease"; }