Update builder to 1.18.3 (#2337)
Update builder to 1.18.3 (#2337)

Update builder to latest golang. Follow up will update
dependencies and build itself to 1.18.3

Signed-off-by: Alexander Wels <4461831985d22a9cb5876dee61b80a0160999dcb@redhat.com>
kubevirt/containerized-data-importer,kubevirt/containerized-data-importer,kubevirt/containerized-data-importer