Add hide_csat_from_agents_setting_change to activity log event types (#508)

* Add hide_csat_from_agents_setting_change to activity log event types enum

Co-Authored-By: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>

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Co-authored-by: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>

Author: pasoevi

descriptions/2.15/api.intercom.io.yaml

@@ -15088,6 +15088,7 @@ components:
           - user_voice_notes_setting_change
           - welcome_message_change
           - workspace_deletion_request
+          - hide_csat_from_agents_setting_change
           example: app_name_change
         activity_description:
           type: string