Merge #3655

3655: Fix tracing config to allow selection of the new tracing system r=erikd a=Jimbo4350

We were previously defaulting to the legacy tracing system 

Co-authored-by: Jordan Millar <jordan.millar@iohk.io>

cardano-node/src/Cardano/Tracing/Config.hs

@@ -430,7 +430,7 @@ partialTraceSelectionToEither (Last (Just (PartialTraceDispatcher pTraceSelectio
    traceTxOutbound <- proxyLastToEither (Proxy @TraceTxOutbound) pTraceTxOutbound
    traceTxSubmissionProtocol <- proxyLastToEither (Proxy @TraceTxSubmissionProtocol) pTraceTxSubmissionProtocol
    traceTxSubmission2Protocol <- proxyLastToEither (Proxy @TraceTxSubmission2Protocol) pTraceTxSubmission2Protocol
-   Right $ TracingOnLegacy $ TraceSelection
+   Right $ TraceDispatcher $ TraceSelection
              { traceVerbosity = traceVerbosity
              , traceAcceptPolicy = traceAcceptPolicy
              , traceBlockFetchClient = traceBlockFetchClient