perf(adk): reduce tracing serialization overhead#358

Abhijeet Prasad (AbhiPrasad) merged 2 commits intomainbraintrustdata/braintrust-sdk-python:mainfrom

abhi-perf-adk-tracing-capturebraintrustdata/braintrust-sdk-python:abhi-perf-adk-tracing-captureCopy head branch name to clipboard