deps: update flake

flake.lock

@@ -20,16 +20,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1716073433,
-        "narHash": "sha256-9G0BS7I/5z0n35Vx1d+TLxaIKQ93rEf5VLXNLWu7/44=",
+        "lastModified": 1725432240,
+        "narHash": "sha256-+yj+xgsfZaErbfYM3T+QvEE2hU7UuE+Jf0fJCJ8uPS0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "b7d845292c304e026d86097e6d07409070e80dcc",
+        "rev": "ad416d066ca1222956472ab7d0555a6946746a80",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "master",
+        "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }

flake.nix

@@ -1,7 +1,8 @@
 {
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/master";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
     flake-utils.url = "github:numtide/flake-utils";
+    flake-utils.inputs.nixpkgs.follows = "nixpkgs";
   };
   outputs =
     { nixpkgs, flake-utils, ... }:
@@ -11,6 +12,8 @@
         pkgs = import nixpkgs {
           inherit system;
           config.allowUnfree = true;
+          # `cudnn_8_9` is marked as broken but still seems to work as before
+          config.allowBroken = true;
         };
       in
       {