Update WCT config

Author: tedium-bot

wct.conf.json

@@ -3,6 +3,7 @@
     "local": {
       "browserOptions": {
         "chrome": [
+          "no-sandbox",
           "headless",
           "disable-gpu"
         ],
@@ -12,4 +13,4 @@
       }
     }
   }
-}
+}