Further improve tide init function

Author: hanoii

README.md

@@ -46,7 +46,7 @@ following:
 # run. Not sure if this is the best workaround, but otherwise the first `ddev fish`
 # would show no prompt.
 function mytide --on-event fish_prompt
-  if tide --version > /dev/null && not test -f ~/.config/fish/conf.d/.mytide
+  if not test -f ~/.config/fish/conf.d/.mytide && tide --version > /dev/null
     tide configure --auto --style=Classic --prompt_colors='True color' --classic_prompt_color=Light --show_time=No --classic_prompt_separators=Angled --powerline_prompt_heads=Sharp --powerline_prompt_tails=Flat --powerline_prompt_style='One line' --prompt_spacing=Compact --icons='Many icons' --transient=Yes
     touch ~/.config/fish/conf.d/.mytide
   end