doc: Use empty-element <hr/> tag.

Improve the conformance of the xhtml generated by doxygen by
using the self-closing <hr/> tag in the custom footer.

Without this, xmllint complains about </body> and </html> end
tags inside the still-only <hr>. That syntax is allowed in
html but not xml.
This commit is contained in:
Ralph Giles 2019-07-30 14:41:23 -07:00 committed by Erik de Castro Lopo
parent e229fb4e56
commit a41eb7ddd4
1 changed files with 1 additions and 1 deletions

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@ -1,5 +1,5 @@
<hr size="1">
<hr size="1"/>
<div class="copyright">
<!-- @@@ oh so hacky -->
<table>