HPCC-9050 Allow ROLLUP condition to selectively use rolled up row for LEFT

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-9050 Need to update the helper version number since incompatible

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
Merge pull request #4184 from ghalliday/issue9050

HPCC-9050 Allow ROLLUP condition to selectively use rolled up row for LEFT

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>