fix test: undefined variable defaults - @include(if:false) excludes field from result

Author: atharv-sys32

src/cache/inmemory/__tests__/readFromStore.ts

@@ -278,7 +278,6 @@ describe("reading from the store", () => {
       ROOT_QUERY: {
         __typename: "Query",
         id: "abcd",
-        field: null,
       } as StoreObject,
     });
 
@@ -288,10 +287,9 @@ describe("reading from the store", () => {
       variables,
     });
 
+    // $show defaults to false, so @include(if: false) excludes the field
     expect(result).toEqual({
-      __typename: "Query",
       id: "abcd",
-      field: null,
     });
   });