investigate spin lock issue in bsal_worker_work

scripts/development/run-argonnite-4-7.sh
37m59.052s

Link: https://github.com/GeneAssembly/biosal/issues/339
Link: https://github.com/GeneAssembly/biosal/issues/334
Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>