Delete spurious file in config folder

contrib/!lang/shell-scripts/config.el

@@ -1,27 +0,0 @@
-;;; packages.el --- Shell Scripts Layer packages File for Spacemacs
-;;
-;; Copyright (c) 2012-2014 Sylvain Benner
-;; Copyright (c) 2014-2015 Sylvain Benner & Contributors
-;;
-;; Author: James Conroy-Finn <james@logi.cl>
-;;
-;; This file is not part of GNU Emacs.
-;;
-;;; License: GPLv3
-
-;; Use sh-mode when opening `.zsh' files, and when opening Prezto runcoms.
-(dolist (pattern '("\\.zsh\\'"
-                   "zlogin\\'"
-                   "zlogout\\'"
-                   "zpreztorc\\'"
-                   "zprofile\\'"
-                   "zshenv\\'"
-                   "zshrc\\'"))
-  (add-to-list 'auto-mode-alist (cons pattern 'sh-mode)))
-
-;; When we open a `.zsh' file set the shell to ZSH.
-(add-hook
- 'sh-mode-hook
- (lambda ()
-   (if (string-match "\\.zsh$" buffer-file-name)
-       (sh-set-shell "zsh"))))