3b38dd0249
Replace the @aws-sdk/nested-clients/sts mock with a mock of fromTemporaryCredentials itself. This avoids depending on AWS SDK internal implementation details while still verifying that the correct role ARN, session name, and external ID are passed. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com> Signed-off-by: Fredrik Adelöw <freben@spotify.com>