## Summary
- Clarify that external log storage is the default
- Explain that Postgres database storage is optional
- Fix grammar and typos
- Improve admonition messaging to be more actionable
- Simplify toggle step wording for clarity
Slack thread with team-auth:
https://supabase.slack.com/archives/C022071RB2L/p1785945149999009
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## Summary by CodeRabbit
* **Documentation**
* Clarified that audit logs are stored in external log storage by
default.
* Documented optional database storage in `auth.audit_log_entries`.
* Added instructions for enabling or disabling database storage with the
“Write audit logs to the database” toggle.
* Noted that enabling database storage incurs additional database
storage costs.
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