Merge branch 'gary/llmobs-sdk-merge' into gary/use-ctx-api

Author: gary-huang

dd-trace-core/src/main/java/datadog/trace/llmobs/writer/ddintake/LLMObsSpanMapper.java

@@ -75,7 +75,6 @@ public class LLMObsSpanMapper implements RemoteMapper {
   private static final byte[] LLM_TOOL_CALL_ARGUMENTS =
       "arguments".getBytes(StandardCharsets.UTF_8);
 
-  // TODO is there a better place for this?
   private static final String PARENT_ID_TAG_INTERNAL_FULL = LLMOBS_TAG_PREFIX + "parent_id";
 
   private final LLMObsSpanMapper.MetaWriter metaWriter = new MetaWriter();