Convert count fields into integer (#62)

Author: remy727

app/graphql/shopify_graphql/get_bulk_operation.rb

@@ -40,8 +40,8 @@ def parse_data(data)
         created_at: Time.find_zone("UTC").parse(data.createdAt),
         completed_at: data.completedAt ? Time.find_zone("UTC").parse(data.completedAt) : nil,
         url: data.url,
-        object_count: data.objectCount,
-        root_object_count: data.rootObjectCount,
+        object_count: data.objectCount.to_i,
+        root_object_count: data.rootObjectCount.to_i,
       )
     end
   end