Improve guard so it works for no eof new line

autoload/xml/html5.vim

@@ -1,4 +1,5 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'html5') == -1
+
 " Vim completion for HTML5 data file
 " Language:	    HTML (version 5.1 Draft 2016 Jan 13)
 " Maintainer:   Kao, Wei-Ko(othree) ( othree AT gmail DOT com )
@@ -869,4 +870,5 @@ let g:xmldata_html5 = {
     \ 'wbr': ['/>', ''],
 \ },
 \ }
+
 endif