Update MIGRATING.md
Update MIGRATING.md
googleapis/google-api-nodejs-client,googleapis/google-api-nodejs-client,sqrrrl/google-api-nodejs-client,sqrrrl/google-api-nodejs-client,stems/google-api-nodejs-client,sqrrrl/google-api-nodejs-client,sqrrrl/google-api-nodejs-client,stems/google-api-nodejs-client,stems/google-api-nodejs-client,stems/google-api-nodejs-client,sqrrrl/google-api-nodejs-client,chitsuhein/google-api-nodejs-client,stems/google-api-nodejs-client,googleapis/google-api-nodejs-client