Update omitted parameter 'hd' (#467)
Update omitted parameter 'hd' (#467)

reference: https://developers.google.com/identity/protocols/OpenIDConnect#authenticationuriparameters

I'm not sure there is need test and how to test.
At this moment, my clients are using the option through casting as `any`.
JustinBeckwith/google-auth-library-nodejs,JustinBeckwith/google-auth-library-nodejs,googleapis/google-auth-library-nodejs,JustinBeckwith/google-auth-library-nodejs,googleapis/google-auth-library-nodejs,JustinBeckwith/google-auth-library-nodejs