Fix building CI image and patching multiple times

What does this MR do?

Fixes building CI image after the go patch changes as well as running the patch commands multiple times. Encountered at:

• https://gitlab.com/gitlab-org/gitlab-runner/-/jobs/1907728870
• https://gitlab.com/gitlab-org/gitlab-runner/-/jobs/1907729070
• https://gitlab.com/gitlab-org/gitlab-runner/-/jobs/1907729064
• https://gitlab.com/gitlab-org/gitlab-runner/-/jobs/1907729067

As well as during the development of !3255 (merged)

Why was this MR needed?

To allow CI to pass

What's the best way to test this MR?

CI and new CI image should pass

What are the relevant issue numbers?