Improve guard so it works for no eof new line

ftplugin/clojure.vim

@@ -1,4 +1,5 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'clojure') == -1
+
 " Vim filetype plugin file
 " Language:     Clojure
 " Author:       Meikel Brandmeyer <mb@kotka.de>
@@ -94,4 +95,5 @@ let &cpo = s:cpo_save
 unlet! s:cpo_save s:setting s:dir
 
 " vim:sts=8:sw=8:ts=8:noet
+
 endif