feat(spec)!: 双源清账 C13+C15 —— 退役 L1「Simple Sync」整层,integration 冲突枚举改名 ConnectorConflictResolution,ui 侧保名 (#4738)

feat(spec)!: 双源清账 C13+C15 —— 退役 L1「Simple Sync」整层,integration 冲突枚举改名 ConnectorConflictResolution,ui 侧保名 (#4738) #8663