hoskeri: pkg/csrapproval: fix setting required fields

JobBuild
254
07-21 23:55
cloud-provider-gcp-e2e-create 1418281855425187840 1417996571072532480
cloud-provider-gcp-e2e-full 1418281855488102400 1417996571152224256
cloud-provider-gcp-tests 1418281855391633408 1417996571009617920
cloud-provider-gcp-verify-all 1418281855458742272 1417996571114475520