tools: Ensure that everything is stored in UTF-8 in the ANNOUNCE file.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>

tools/make_announce

@@ -25,7 +25,7 @@ use strict;
 use locale;
 use POSIX;
 use Text::CSV::Encoded;
-binmode STDOUT, ':utf8';
+use open ':encoding(utf8)';
 
 sub unescape($)
 {