Do not fail pipeline because of failed OpenBSD system test
System test on OpenBSD is unstable even when test parallelism is disabled. It failed nine times in the last three days, even with the TEST_PARALLEL_JOBS: 1 provision in place:
- https://gitlab.isc.org/isc-projects/bind9/-/jobs/3191613
- https://gitlab.isc.org/isc-projects/bind9/-/jobs/3191714
- https://gitlab.isc.org/isc-projects/bind9/-/jobs/3192154
- https://gitlab.isc.org/isc-projects/bind9/-/jobs/3192255
- https://gitlab.isc.org/isc-projects/bind9/-/jobs/3193111
- https://gitlab.isc.org/isc-projects/bind9/-/jobs/3193212
- https://gitlab.isc.org/isc-private/bind9/-/jobs/3193597
- https://gitlab.isc.org/isc-private/bind9/-/jobs/3192026
- https://gitlab.isc.org/isc-private/bind9/-/jobs/3191923
Also, d73eba57 is not needed anymore, and it is reverted.