HPCC-12344 Give error if control:resetquerystats given invalid id

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>
HPCC-12346 Control:resetquerystats is not resetting counts

Signed-off-by: Richard Chapman <rchapman@hpccsystems.com>
Merge pull request #6498 from richardkchapman/roxie-stats-reset

HPCC-12346 Control:resetquerystats is not resetting counts

Reviewed-by: Gavin Halliday <ghalliday@hpccsystems.com>