fix(google-adk): Fix google adk agent naming#1950

Luca Forstner (lforst) wants to merge 5 commits intomainbraintrustdata/braintrust-sdk-javascript:mainfrom

lforst/google-adk-agent-namebraintrustdata/braintrust-sdk-javascript:lforst/google-adk-agent-nameCopy head branch name to clipboard