Google: use new API base URL (bitfireAT/davx5#324)

                Uri.parse(BuildConfig.APPLICATION_ID + ":/oauth2/redirect")

            )

        /**

         * Gets the Google CalDAV/CardDAV base URI. See https://developers.google.com/calendar/caldav/v2/guide;

         * _calid_ of the primary calendar is the account name.

         *

         * This URL allows CardDAV (over well-known URLs) and CalDAV detection including calendar-homesets and secondary

         * calendars.

         */

        fun googleBaseUri(googleAccount: String): URI =

            URI("https", "www.google.com", "/calendar/dav/$googleAccount/events/", null)

            URI("https", "apidata.googleusercontent.com", "/caldav/v2/$googleAccount/user", null)

    }