Update Nix flake.lock and hashes

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1767966113,
-        "narHash": "sha256-mSTsvXa4WveSRJexsmCbm9dY17B1fKp7NLpJxllpQw4=",
+        "lastModified": 1768178648,
+        "narHash": "sha256-kz/F6mhESPvU1diB7tOM3nLcBfQe7GU7GQCymRlTi/s=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "5f02c91314c8ba4afe83b256b023756412218535",
+        "rev": "3fbab70c6e69c87ea2b6e48aa6629da2aa6a23b0",
         "type": "github"
       },
       "original": {