Merge branch 'docs-note-membership-in-audit-log' into 'master'

Docs: Expand list of audit-logged events

See merge request gitlab-org/gitlab!52502

doc/administration/audit_events.md

@@ -9,7 +9,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 GitLab offers a way to view the changes made within the GitLab server for owners and administrators on a [paid plan](https://about.gitlab.com/pricing/).
 
 GitLab system administrators can also take advantage of the logs located on the
-file system. See [the logs system documentation](logs.md) for more details.
+file system. See [the logs system documentation](logs.md#audit_jsonlog) for more details.
 
 You can generate an [Audit report](audit_reports.md) of audit events.
 

doc/administration/logs.md

@@ -391,7 +391,8 @@ This file lives in `/var/log/gitlab/gitlab-rails/audit_json.log` for
 Omnibus GitLab packages or in `/home/git/gitlab/log/audit_json.log` for
 installations from source.
 
-Changes to group or project settings are logged to this file. For example:
+Changes to group or project settings and memberships (`target_details`) are logged to this file.
+For example:
 
 ```json
 {