[6.0][Caching] Teach libSwiftScan to replay all diagnostics kinds #74819
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Explanation: Teach swift caching replay API to replay all diagnostics output kind, including parseable output and serialized diagnostics.
Scope: This allows build system to replay all diagnostics from scanner API in process.
Issue: rdar://129015959
Original PR: #74128
Reviewer: @artemcm
Risk: Low. Swift caching only change.
Test: Unit Tests