Make home-manager declarations more clean

hosts/default.nix

@@ -24,14 +24,16 @@ in
         networking.hostName = "x220";
       }
       home-manager.nixosModules.home-manager {
-        home-manager.useGlobalPkgs = true;
-        home-manager.useUserPackages = true;
-        home-manager.extraSpecialArgs = { inherit user; };
-        home-manager.users.${user} = {
-          imports = [
-            (import ./home.nix)
-            (import ./thinkpads/home.nix)
-          ];
+        home-manager = {
+          useGlobalPkgs = true;
+          useUserPackages = true;
+          extraSpecialArgs = { inherit user; };
+          users.${user} = {
+            imports = [
+              (import ./home.nix)
+              (import ./thinkpads/home.nix)
+            ];
+          };
         };
       }
     ];
@@ -51,14 +53,14 @@ in
       home-manager.nixosModules.home-manager {
         home-manager = {
           useGlobalPkgs = true;
-        };
-        home-manager.useUserPackages = true;
-        home-manager.extraSpecialArgs = { inherit user; };
-        home-manager.users.${user} = {
-          imports = [
-            (import ./home.nix)
-            (import ./thinkpads/home.nix)
-          ];
+          useUserPackages = true;
+          extraSpecialArgs = { inherit user; };
+          users.${user} = {
+            imports = [
+              (import ./home.nix)
+              (import ./thinkpads/home.nix)
+            ];
+          };
         };
       }
     ];
@@ -75,14 +77,16 @@ in
         networking.hostName = "virtualbox";
       }
       home-manager.nixosModules.home-manager {
-        home-manager.useGlobalPkgs = true;
-        home-manager.useUserPackages = true;
-        home-manager.extraSpecialArgs = { inherit user; };
-        home-manager.users.${user} = {
-          imports = [
-            (import ./home.nix)
-            (import ./virtualbox/home.nix)
-          ];
+        home-manager = {
+          useGlobalPkgs = true;
+          useUserPackages = true;
+          extraSpecialArgs = { inherit user; };
+          users.${user} = {
+            imports = [
+              (import ./home.nix)
+              (import ./virtualbox/home.nix)
+            ];
+          };
         };
       }
     ];