HPCC-12083 Remove ROXIEMM_LARGE_MEMORY_EXHAUSTED

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
Merge pull request #6342 from ghalliday/issue12083

HPCC-12083 Remove ROXIEMM_LARGE_MEMORY_EXHAUSTED

Reviewed-By: Jake Smith <jake.smith@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>