NetBSD adapted and committed our r350620. Update to their version 1.8.
- rS351118: Update pthread_cond_timedwait() test to current NetBSD
I ran it on both bhyve and bare metal.
# kyua test -k /usr/tests/lib/libthr/Kyuafile condwait_test condwait_test:cond_wait_mono -> passed [2.127s] condwait_test:cond_wait_real -> passed [2.055s] Results file id is usr_tests_lib_libthr.20190815-204903-586771 Results saved to /root/.kyua/store/results.usr_tests_lib_libthr.20190815-204903-586771.db 2/2 passed (0 failed)