Bump safari version to fix Sauce build

tomivirkki · tomivirkki · commit a327e669fe0c · 2017-11-10T19:20:29.000+02:00
diff --git a/wct.conf.js b/wct.conf.js
@@ -7,7 +7,7 @@ module.exports = {
       'macOS 10.12/ipad@10.3',
       'Windows 10/microsoftedge@15',
       'Windows 10/internet explorer@11',
-      'macOS 10.12/safari@10.0'
+      'macOS 10.12/safari@11.0'
     ];
 
     var cronPlatforms = [
