HPCC-11452 Ensure control:queries does not split lines

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>
Merge pull request #5903 from richardkchapman/control-queries-format

HPCC-11452 Ensure control:queries does not split lines

Reviewed-by: Gavin Halliday <ghalliday@hpccsystems.com>