Use sql.bigquery.no_io for reference task

Signed-off-by: Thomas J. Fan <thomasjpfan@gmail.com>

examples/productionizing/productionizing/reference_task.py

@@ -1,6 +1,6 @@
-from typing import List, NamedTuple
+from typing import List
 
-from flytekit import StructuredDataset, reference_task, workflow
+from flytekit import reference_task, workflow
 from flytekit.types.file import FlyteFile
 
 # A `flytekit.reference_task` references the Flyte tasks that have already been defined, serialized, and registered.
@@ -26,16 +26,13 @@ def normalize_columns(
     ...
 
 
-outputs = NamedTuple("Outputs", results=StructuredDataset)
-
-
 @reference_task(
     project="flytesnacks",
     domain="development",
-    name="bigquery",
+    name="sql.bigquery.no_io",
     version="{{ registration.version }}",
 )
-def bigquery_task(version: int) -> outputs:
+def bigquery_task():
     ...