fix(generator): delete API directories that have no version files left - #3979

fix(generator): delete API directories that have no version files left#3979

danieljbruce wants to merge 1 commit into

googleapis:maingoogleapis/google-api-nodejs-client:mainfrom

westarle:fix-empty-api-cleanupwestarle/google-api-nodejs-client:fix-empty-api-cleanupCopy head branch name to clipboard