yacht: add test to ensure fives are handled (#1993)

Co-authored-by: David Stockton <[email protected]>

Author: dstockto

exercises/yacht/canonical-data.json

@@ -102,6 +102,16 @@
       },
       "expected": 0
     },
+    {
+      "uuid": "d054227f-3a71-4565-a684-5c7e621ec1e9",
+      "description": "Fives",
+      "property": "score",
+      "input": {
+        "dice": [1, 5, 3, 5, 3],
+        "category": "fives"
+      },
+      "expected": 10
+    },
     {
       "uuid": "e8a036e0-9d21-443a-8b5f-e15a9e19a761",
       "description": "Sixes",