Remove outdated ci db columns

Merged Dmytro Zaporozhets (DZ) requested to merge remove-deprecated-columns into master

What does this MR do?

Removed columns deprecated years ago so we can proceed with !54466 (merged)

Does this MR meet the acceptance criteria?

Conformity

Availability and Testing

Security

If this MR contains changes to processing or storing of credentials or tokens, authorization and authentication methods and other items described in the security review guidelines:

  • Label as security and @ mention @gitlab-com/gl-security/appsec
  • The MR includes necessary changes to maintain consistency between UI, API, email, or other methods
  • Security reports checked/validated by a reviewer from the AppSec team
Edited by Dmytro Zaporozhets (DZ)