HPCC-11073 Fix example moved over from old regression suite

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
Merge pull request #5605 from ghalliday/issue11073b

HPCC-11073 Fix example moved over from old regression suite

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>