Update captains-log.spec.js

Author: quintuple-mallard

exercises/concept/captains-log/captains-log.spec.js

@@ -13,7 +13,7 @@ describe('randomShipRegistryNumber',() => {
 function loadDie(...values) {
   const originalRandom = Math.random()
 
-  Math.random = function loadedDie { 
+  Math.random = function loadedDie() { 
     if (values.length === 0) {
       return originalRandom();
     }