remove duplicates in fingerprint hardware module

nixos/modules/hardware/biometric/fingerprint/default.nix

@@ -3,8 +3,6 @@
 {
   services.fprintd = {
       enable = true;
-      tod.enable = true;
-      tod.driver = pkgs.libfprint-2-tod1-elan;
   };
 
   security.pam.services = {

nixos/modules/hardware/biometric/fingerprint/elan.nix

@@ -9,6 +9,4 @@
     tod.enable = true;
     tod.driver = pkgs.libfprint-2-tod1-elan;
   };
-
-  security.pam.services.polkit-1.fprintAuth = true;
 }