Remove ignored MemberRole columns

This removes the ignored individual permission
columns from the member_roles table:

- admin_cicd_variables
- admin_group_member
- admin_merge_request
- admin_terraform_state
- admin_vulnerability
- archive_project
- manage_group_access_tokens
- manage_project_access_tokens
- read_code
- read_dependency
- read_vulnerability
- remove_group
- remove_project

Changelog: other