HPCC-12682 Modify hpcc-run.sh to allow for stopall command

Signed-off-by: Michael Gardner <Michael.Gardner@lexisnexis.com>
HPCC-12682 Modified per review

Signed-off-by: Michael Gardner <Michael.Gardner@lexisnexis.com>
Merge pull request #6723 from Michael-Gardner/HPCC-12682

HPCC-12682 Modify hpcc-run.sh to allow for stopall command

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>