Description: Remove $datetime from html_footer.html to make package reproducible

--- jacktrip-1.0.5.patch2.orig/documentation/html_footer.html
+++ jacktrip-1.0.5.patch2/documentation/html_footer.html
@@ -4,7 +4,7 @@
 <footer>
 <p>&nbsp</p>
 <font size="1">
-<p>Documentation generated by Doxygen $doxygenversion on $datetime</p>
+<p>Documentation generated by Doxygen $doxygenversion </p>
 <p>
 &copy; 2008 by Juan-Pablo Caceres (jcaceres <em>at</em> ccrma <em>dot</em> stanford <em>dot</em> edu) and
 Chris Chafe<br />