Doc-es: add requested documentencoding

otherwise texinfo barfs and build fails.

diff --git a/Documentation/es/changes.tely b/Documentation/es/changes.tely
index 6ff76f0417efad068b89de1bde04acee5b37121f..34feafdbc0639e7ea38ec5616181c5bffa5a041b 100644 (file)
--- a/Documentation/es/changes.tely
+++ b/Documentation/es/changes.tely
@@ -8,6 +8,7 @@
 @end ignore
 @setfilename lilypond-changes.info
 @settitle Registro de cambios de LilyPond
+@documentencoding UTF-8
 
 @include macros.itexi