Improve guard so it works for no eof new line

ftplugin/vifm-rename.vim

@@ -1,4 +1,5 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'vifm') == -1
+
 " Filetype plugin for vifm rename buffer
 " Maintainer:  xaizek <xaizek@posteo.net>
 " Last Change: October 05, 2014
@@ -57,4 +58,5 @@ setlocal cursorbind
 setlocal scrollbind
 
 " vim: set tabstop=2 softtabstop=2 shiftwidth=2 noexpandtab cinoptions-=(0 :
+
 endif