Description: fix for gulp 4
Author: Xavier Guimard <yadd@debian.org>
Forwarded: no
Last-Update: 2020-03-23

--- a/gulpfile.js
+++ b/gulpfile.js
@@ -36,5 +36,5 @@
     .pipe(gulp.dest('bin'));
 });
 
-gulp.task('build', ['scripts']);
-gulp.task('default', ['build']);
+gulp.task('build', gulp.series(['scripts']));
+gulp.task('default', gulp.series(['build']));