Always use fresh colorscheme on Windows

Windows Terminal has support for 256 color so there is not need to
restrict where to use `fresh` as the `colorscheme`.

ginit.vim

@@ -5,5 +5,3 @@ if exists(':GuiFont')
     GuiFont Source\ Code\ Pro:h9
   endif
 endif
-
-colorscheme fresh

plugin/color.vim

@@ -8,7 +8,5 @@ if !platform#is_windows() &&
   echo "Setup the shell to do something similar on load"
   echo "env TERM=xterm-256color /usr/bin/zsh"
 endif
-if !platform#is_windows() || has("gui_running")
 colorscheme fresh
-endif
 syntax sync minlines=1000