Fix last task with missing syntax change #6512

tasks/build/javascript.js

@@ -14,7 +14,7 @@ var
   flatten      = require('gulp-flatten'),
   gulpif       = require('gulp-if'),
   plumber      = require('gulp-plumber'),
-  print        = require('gulp-print'),
+  print        = require('gulp-print').default,
   rename       = require('gulp-rename'),
   replace      = require('gulp-replace'),
   uglify       = require('gulp-uglify'),
@@ -74,4 +74,4 @@ module.exports = function(callback) {
     })
   ;
 
-};
+};