Changed paths:
M .github/workflows/make-test
M .github/workflows/os-zoo.yml
Log Message:
-----------
lhash_test: set back num_workers to 16
commit 131c2a1adba1 ("Defang the lhash test") has reduced default number
of the thread workers in CI to HARNESS_JOBS / 4. Setting LHASH_WORKERS
will set it back.