Update nixpkgs-u and simplified deployment

flake.lock

@@ -243,11 +243,11 @@
     },
     "nixpkgs-u": {
       "locked": {
-        "lastModified": 1670841420,
-        "narHash": "sha256-mSEia1FzrsHbfqjorMyYiX8NXdDVeR1Pw1k55jMJlJY=",
+        "lastModified": 1672262501,
+        "narHash": "sha256-ZNXqX9lwYo1tOFAqrVtKTLcJ2QMKCr3WuIvpN8emp7I=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "33e0d99cbedf2acfd7340d2150837fbb28039a64",
+        "rev": "e182da8622a354d44c39b3d7a542dc12cd7baa5f",
         "type": "github"
       },
       "original": {

flake.nix

@@ -70,7 +70,7 @@
 
       basic = with flake-utils.lib; eachDefaultSystem (system:
         let
-          pkgs = import nixpkgs-u { inherit system config overlays; };
+          pkgs = import nixpkgs { inherit system config overlays; };
         in
         {
           formatter = pkgs.nixpkgs-fmt;
@@ -88,9 +88,7 @@
           };
 
           devShells.default = pkgs.mkShell {
-            buildInputs = with pkgs; [
-              deploy-rs.packages.${system}.deploy-rs
-            ];
+            buildInputs = [ deploy-rs.packages.${system}.deploy-rs ];
             shellHook = ''
               ${self.checks.${system}.pre-commit-check.shellHook}
             '';