Comet Internal Error: Output column count mismatch: expected 0, got 1

[andygrove]

Describe the bug

When we fix https://github.com/apache/datafusion-comet/issues/1248 we find a new bug that causes the following Spark SQL test to fail:

- subquery/exists-subquery/exists-orderby-limit.sql *** FAILED *** (1 second, 445 milliseconds)[0m[0m
org.apache.spark.SparkException: Job aborted due to stage failure: ... org.apache.comet.CometNativeException: Comet Internal Error: Output column count mismatch: expected 0, got 1

Steps to reproduce

See https://github.com/apache/datafusion-comet/pull/1209

Expected behavior

No response

Additional context

No response