fix minify error

Author: Jimmy

app/code/Magento/MediaGalleryUi/view/adminhtml/web/js/validation/validate-image-description.js

@@ -12,7 +12,7 @@ define([
 
     $.validator.addMethod(
         'validate-image-description', function (value) {
-            return /^[a-zA-Z0-9\-\_\.\,\n\ ]+$|^$/i.test(value);
+            return /^[a-zA-Z0-9\-\_\.\,\n\s]+$|^$/i.test(value);
 
         }, $.mage.__('Please use only letters (a-z or A-Z), numbers (0-9), ' +
             'dots (.), commas(,), underscores (_), dashes (-), and spaces on this field.'));

app/code/Magento/MediaGalleryUi/view/adminhtml/web/js/validation/validate-image-title.js

@@ -12,7 +12,7 @@ define([
 
     $.validator.addMethod(
         'validate-image-title', function (value) {
-            return /^[a-zA-Z0-9\-\_\.\,\ ]+$/i.test(value);
+            return /^[a-zA-Z0-9\-\_\.\,\s]+$/i.test(value);
 
         }, $.mage.__('Please use only letters (a-z or A-Z), numbers (0-9), dots (.), commas(,), ' +
             'underscores (_), dashes(-) and spaces on this field.'));