tests: first generation for latency_probe on Beagle

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
test: fix the path to latency_probe

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
test: use unique executable artefact for latency_probe test

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>
tests: generate unique test artifact for spate automated tests

Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>