Fixed build for aarch64.
This problem was send upstream here:
https://gitlab.com/gitlab-org/gitlab-workhorse/issues/246

And will be corrected with this merge request:
https://gitlab.com/gitlab-org/gitlab-workhorse/-/merge_requests/456

After the merge request reached the next stable version the two patches:
gitlab-workhorse/files/patch-go.mod
gitlab-workhorse/files/patch-go.sum

can be removed again.

PR: 243804
Reported by: mikael@FreeBSD.org