fix test expected response for summaries

Author: chaig15

test_rest/mocks/v1/summaries&ticker.any_of=NCLH%2CO%3ANCLH221014C00005000%2CC%3AEURUSD%2CX%3ABTCUSD%2CAPx.json

@@ -53,7 +53,7 @@
            "volume":67
         },
         "ticker":"O:NCLH221014C00005000",
-        "type":"option"
+        "type":"options"
      },
      {
         "market_status":"open",

test_rest/test_summaries.py

@@ -37,7 +37,7 @@ def test_get_summaries_list(self):
                 name="NCLH $5 Call",
                 ticker="O:NCLH221014C00005000",
                 market_status="closed",
-                type="option",
+                type="options",
                 session=Session(
                     change=-0.05,
                     change_percent=-1.07,