audit_events.md: connect_local_db, recover_local_db

• audit_events.md: remove outdated comment
• audit_events.md: connect_local_bd, recover_local_bd
• instance_lifecycle.md: backlink audit_events

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• Close #213, #214
• Part of #209 (closed)
• Follow-up for !361 (merged)
• Target branch: main
• Changes should be cherry-picked to 24.2: yes
• Staging: https://docs.binary.picodata.io/picodata/rosik_connect_db/