Updated MAC Agent naming

Property	Value
description	Replaced MAC Clover references with MAC Agent in public MAC Log docs.
version	0.1.1
type	Update
related	MAC Log, MAC Agent

• Updated public MAC Log naming from MAC Clover to MAC Agent.
• Kept MAC Agent public references limited to the planned company AI agent role.
• Preserved the rule that detailed MAC Agent source material does not belong in public release-history sync.