fix: DatasetCase.metadata() always empty when fetching dataset rows from Braintrust#126

Andrew Kent (realark) merged 1 commit into

braintrustdata:mainbraintrustdata/braintrust-sdk-java:mainfrom

Planview-JamesK:fix/dataset-metadata-emptyPlanview-JamesK/braintrust-sdk-java:fix/dataset-metadata-emptyCopy head branch name to clipboard