fix(deps): update dependency yargs to ^15.1.0 (#276)
fix(deps): update dependency yargs to ^15.1.0 (#276)

Co-authored-by: Alexander Fenster <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@fenster.name>

googleapis/gapic-generator-typescript,googleapis/gapic-generator-typescript,googleapis/gapic-generator-typescript