Update documentation and add Changelog

doc/administration/audit_events.md

@@ -99,6 +99,7 @@ From there, you can see the following actions:
 - Number of required approvals was updated ([introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/7531) in GitLab 12.9)
 - Added or removed users and groups from project approval groups ([introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/213603) in GitLab 13.2)
 - Project CI/CD variable added, removed, or protected status changed ([Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/30857) in GitLab 13.4)
+- User was approved via Admin Area ([Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/276250) in GitLab 13.6)
 
 Project events can also be accessed via the [Project Audit Events API](../api/audit_events.md#project-audit-events).
 

ee/changelogs/unreleased/276250-log-approved-members-in-audit-events.yml

+---
+title: Generate audit event after new user is approved
+merge_request: 47468
+author:
+type: added

ee/spec/services/ee/users/approve_service_spec.rb

@@ -46,9 +46,7 @@ RSpec.describe Users::ApproveService do
       context 'when not licensed' do
         before do
           stub_licensed_features(
-            admin_audit_log: false,
-            audit_events: false,
-            extended_audit_events: false
+            admin_audit_log: false
           )
         end