Merge branch '404405-change-audit-events-column-types' into 'master'

Change column type in clickhouse audit events table

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/141796



Merged-by: Pedro Pombeiro <noreply@pedro.pombei.ro>
Approved-by: Adam Hegyi <ahegyi@gitlab.com>
Approved-by: Pedro Pombeiro <noreply@pedro.pombei.ro>
Reviewed-by: Pedro Pombeiro <noreply@pedro.pombei.ro>
Co-authored-by: harsimarsandhu <hsandhu@gitlab.com>