yes, you have to change it in the settings of Google Workspace as an administrator to allow users to use the fingerprint and PIN. You have to allow the fingerprint for the domain in the Google admin area (for Chromebooks).
In the Workspace admin area you can find the option in Device Manager > Chrome Devices > Security > Quick unlock.
This setting specifies if users can use quick unlock modes, including PIN and fingerprint, to unlock the lock screen on their Chromebook.