me: wl: swaylock: enable new fingerprint support

Requires PR #49.
<jirutka/swaylock-effects#49>

hosts/common/amd-thinkpad/user-desktop.nix

@@ -108,15 +108,15 @@
   ### DESKTOP ENVIRONMENT: WAYLAND ###
   ####################################
   {
-    # <https://github.com/swaywm/swaylock/issues/61>
+    # Fingerprint support is provided by #49.
+    # `login` should include an `auth` line for fprintd if it is installed.
     security.pam.services.swaylock.text = ''
-      auth sufficient pam_unix.so try_first_pass nullok
-      auth sufficient ${pkgs.fprintd}/lib/security/pam_fprintd.so
+      auth include login
     '';
 
     # <https://github.com/swaywm/swaylock/issues/61>
     # security.pam.services.swaylock.text = ''
-    #   auth sufficient ${pkgs.fprintd-grosshack}/lib/security/pam_fprintd_grosshack.so
+    #   auth sufficient ${pkgs.fprintd}/lib/security/pam_fprintd.so
     #   auth sufficient pam_unix.so try_first_pass nullok
     # '';
   }

users/jacob/wayland/swaylock.nix

@@ -1,14 +1,5 @@
 { config, pkgs, lib, ... }:
 let
-  # package = pkgs.swaylock-effects.overrideAttrs (self: super: {
-  #   version = "1.6.11";
-  #   src = pkgs.fetchFromGitHub {
-  #     owner = "jirutka";
-  #     repo = "swaylock-effects";
-  #     rev = "v${self.version}";
-  #     sha256 = "sha256-MKmWVYssO9HAcP5uqwpy9kDa6/kfZyV2NI7ibozt7Ug=";
-  #   };
-  # });
   package = let super = pkgs.swaylock-effects;
   in pkgs.symlinkJoin {
     inherit (super) name pname version meta;
@@ -85,7 +76,8 @@ in {
   in {
     ### Behavior ###
 
-    # ignore-empty-password = true;
+    fingerprint = true;
+    ignore-empty-password = true;
     # daemonize = true;
     # grace = 5;  # Specify when auto-lock
     # grace-no-mouse = true;