wsl fixes

modules/services/secrets.nix

@@ -7,12 +7,6 @@
 
   options = {
 
-    identityFile = lib.mkOption {
-      type = lib.types.str;
-      description = "Path to existing identity file.";
-      default = "/etc/ssh/ssh_host_ed25519_key";
-    };
-
     secretsDirectory = lib.mkOption {
       type = lib.types.str;
       description = "Default path to place secrets.";