Improve guard so it works for no eof new line

indent/ls.vim

@@ -1,4 +1,5 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'livescript') == -1
+
 " Language:    LiveScript
 " Maintainer:  George Zahariev
 " URL:         http://github.com/gkz/vim-ls
@@ -263,4 +264,5 @@ function! GetLiveScriptIndent(curlinenum)
 
   return indent
 endfunction
+
 endif