Merge branch '435200-expose-category-in-internal-events' into 'master'

Expose category in internal events

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/141346



Merged-by: Tetiana Chupryna <tchupryna@gitlab.com>
Approved-by: Piotr Skorupa <pskorupa@gitlab.com>
Approved-by: Tetiana Chupryna <tchupryna@gitlab.com>
Co-authored-by: Jonas Larsen <jlarsen@gitlab.com>