refactor: hosts/modules/roles/dev-machine: fewer file-level inherits

hosts/modules/roles/dev-machine.nix

@@ -1,11 +1,10 @@
 { config, lib, ... }:
 
 let
-  inherit (lib) mkIf mkMerge mkOption types;
   cfg = config.sane.roles.dev-machine;
 in
 {
-  options.sane.roles.dev-machine = mkOption {
+  options.sane.roles.dev-machine = with lib; mkOption {
     type = types.bool;
     default = false;
     description = ''
@@ -14,13 +13,13 @@ in
     '';
   };
 
-  config = mkMerge [
-    ({
+  config = with lib; mkMerge [
+    {
       sane.programs.docsets.config.rustPkgs = [
         # "lemmy-server"
         # "mx-sanebot"
       ];
-    })
+    }
     (mkIf cfg {
       sane.programs.docsets.enableFor.system = true;
       # sane.programs.ldd-aarch64.enableFor.user.colin = true;  #< requires binfmt