Merge branch 'pratik/otel-phase3-tx-tracing' into pratik/otel-phase4-consensus-tracing

Conflict in cmake/XrplCore.cmake: kept phase-4's comment block and applied
phase-3's two-line note about the SField table.

docker/telemetry/otel-collector-config.yaml

@@ -48,15 +48,10 @@ processors:
         action: delete
       - key: telemetry.sdk.version
         action: delete
-  # Defense-in-depth: hash path-finding account attributes. The xrpld SDK
-  # already hashes these before export, but a node that emitted raw values
-  # is caught here so raw addresses never reach the backend.
-  attributes/hash:
-    actions:
-      - key: pathfind_source_account
-        action: hash
-      - key: pathfind_dest_account
-        action: hash
+  # No attribute hashing or redaction. Account addresses in span attributes
+  # (pathfind_source_account, pathfind_dest_account) are public ledger
+  # identifiers and are stored as emitted so they join against explorers and
+  # logs. Do not add an attributes/hash processor for them.
 
 exporters:
   debug:
@@ -75,5 +70,5 @@ service:
   pipelines:
     traces:
       receivers: [otlp]
-      processors: [resource/tier, resource/stripsdk, attributes/hash, batch]
+      processors: [resource/tier, resource/stripsdk, batch]
       exporters: [debug, otlp_grpc/tempo]