Update flake.{nix,lock}

flake.lock

@@ -3,9 +3,9 @@
         "nixpkgs": {
             "id": "nixpkgs",
             "inputs": {},
-            "narHash": "sha256-5/HXWs25BLukwG9VaxmdmUf/9o79e32aW/tmhcWEbKk=",
+            "narHash": "sha256-AndIaZrFFIT+VFhVtQHsS90I5SWfjTDTxzs9Hx9ZxZA=",
             "nonFlakeInputs": {},
-            "uri": "github:edolstra/nixpkgs/62ac6f7f504c8d3998558d9b269d22d26f13f1f0"
+            "uri": "github:edolstra/nixpkgs/9bd2e2c96ddeec64e9ad37540412263fdb78458d"
         }
     },
     "nonFlakeInputs": {},

flake.nix

@@ -3,15 +3,13 @@
 
   description = "The purely functional package manager";
 
-  edition = 201906;
+  edition = 201909;
 
-  inputs = [ "nixpkgs" ];
-
-  outputs = inputs: rec {
+  outputs = { self, nixpkgs }: rec {
 
     hydraJobs = import ./release.nix {
-      nix = inputs.self;
-      nixpkgs = inputs.nixpkgs;
+      nix = self;
+      nixpkgs = nixpkgs;
     };
 
     checks = {
@@ -29,7 +27,7 @@
     defaultPackage = packages.nix;
 
     devShell = import ./shell.nix {
-      nixpkgs = inputs.nixpkgs;
+      inherit nixpkgs;
     };
   };
 }