automated: Update flake.lock

Auto-generated by [update.yml][1] with the help of
[create-pull-request][2].

[1]: https://nayeonie.com/ahuston-0/nix-dotfiles/src/branch/main/.github/workflows/flake-update.yml
[2]: https://forgejo.stefka.eu/jiriks74/create-pull-request

flake.lock

@@ -453,11 +453,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1753991760,
+        "lastModified": 1754035285,
-        "narHash": "sha256-J0DcjBUF5MX7CV3TRCGGYsw0eQrlx8RcC90HVJIYjG0=",
+        "narHash": "sha256-gOIRxVlak+A3iOLGfSQ2dagk26tJtmVPcjRPm7osPNE=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "61bc81f4f56844cddfebd9c88cbac6dd07694b2f",
+        "rev": "64c8b7cef830215d12c06384b596ae274aa1eca5",
         "type": "github"
       },
       "original": {