Log Message:
py-google-auth: update to 2.30.0.

Features

    Add WebAuthn plugin component to handle WebAuthn get assertion request \ 
(#1464) (e25f336)
    ECP Provider drop cryptography requirement (#1524) (a821d71)
    Enable webauthn plugin for security keys (#1528) (e2d5e63)

Bug Fixes

    Fix id_token iam endpoint for non-gdu service credentials (#1506) (93d681e)
    Makes default token_url universe aware (#1514) (045776e)