[8260] add htmlxref.cnf test files to Makefile

[gavinsmith0123]

Revision: 8260
          http://svn.sv.gnu.org/viewvc/?view=rev&root=texinfo&revision=8260
Author:   gavin
Date:     2018-10-06 04:25:56 -0400 (Sat, 06 Oct 2018)
Log Message:
-----------
add htmlxref.cnf test files to Makefile

Modified Paths:
--------------
    trunk/tp/Makefile.am

Modified: trunk/tp/Makefile.am
===================================================================
--- trunk/tp/Makefile.am        2018-09-30 18:35:53 UTC (rev 8259)
+++ trunk/tp/Makefile.am        2018-10-06 08:25:56 UTC (rev 8260)
@@ -184,6 +184,9 @@
  t/input_files/things_before_setfilename_no_element.texi \
  t/input_files/things_before_setfilename.texi \
  t/input_files/unknown_nodes_renamed.texi \
+ t/input_files/htmlxref.cnf \
+ t/input_files/htmlxref-mono.cnf \
+ t/input_files/htmlxref-split.cnf \
  #
 
 document_domain = $(PACKAGE)_document