HPCC-10801 Update error message to provide hint of workaround

The issue is fixed in 5.0 by always disabling this option.  To minimize
potential changes, the error message is updated in this point release.

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
Merge pull request #5359 from ghalliday/issue10801_422

HPCC-10801 Update error message to provide hint of workaround

Reviewed-By: Jamie Noss <james.noss@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>