remove hardcoded translation

www/form/inner.js

@@ -1701,7 +1701,6 @@ define([
 
         var controls = h('div.cp-form-creator-results-controls');
         var $controls = $(controls).appendTo($container);
-        Messages.form_exportCSV = "Export results as CSV"; // XXX
         var exportButton = h('button.btn.btn-secondary', Messages.form_exportCSV);
         var exportCSV = h('div.cp-form-creator-results-export', exportButton);
         $(exportCSV).appendTo($container);