Require only build container to start in Kubernetes

Closes #38035 and #38038

See merge request gitlab-org/gitlab-runner!5039



Merged-by: Georgi N. Georgiev <ggeorgiev@gitlab.com>
Approved-by: Hannes Hörl <2185075-hoegaarden@users.noreply.gitlab.com>
Approved-by: Romuald Atchadé <ratchade@gitlab.com>
Reviewed-by: Hannes Hörl <2185075-hoegaarden@users.noreply.gitlab.com>
Reviewed-by: Georgi N. Georgiev <ggeorgiev@gitlab.com>

Axel von Bertoldi authored Sep 27, 2024 and Georgi N. Georgiev | GitLab committed Oct 09, 2024

Downgrade go-fips base image to ubi8

Closes #38034

See merge request !5040



Merged-by: Axel von Bertoldi <avonbertoldi@gitlab.com>
Approved-by: Stan Hu <stanhu@gmail.com>
Approved-by: Arran Walker <ajwalker@gitlab.com>

Jason Plum authored Aug 23, 2024 and Georgi N. Georgiev | GitLab committed Oct 09, 2024

Remove non-UBI assets from magefile requirements for Runner image
build (`images:buildRunner` / `images:releaseRunner`). Developer
experience improvement.