Update choose-tree keybind

tmux.conf

@@ -21,7 +21,7 @@ bind C-o command-prompt -p "session name to switch to:" \
     "new-session -Ad -s '%1'\; switch-client -t '%1'"
 # Use w instead
 unbind s
-bind w choose-tree -G
+bind w choose-tree -GZ
 
 set -g base-index 1
 set -g pane-base-index 1