fix(eamcs): change repo url and remove spacemacs dotfile

Change the git source for spacemacs so it links up with the existing git source.
Also remove the spacemacs dotfile, this will be in the private repo until I can
sort out a private spacemacs module to put some stuff

site-modules/core/manifests/emacs.pp

@@ -1,13 +1,8 @@
 class core::emacs {
   vcsrepo { "${user_home}/.emacs.d":
-    source   => 'https://github.com/syl20bnr/spacemacs.git',
+    source   => 'https://github.com/syl20bnr/spacemacs',
     provider =>  'git',
     user     => $user,
     revision => 'develop',
   }
-
-  file { "${user_home}/.spacemacs":
-    ensure => 'link',
-    target => find_file('core/spacemacs'),
-  }
 }