flake.lock: Update

Flake lock file updates:

• Updated input 'home-manager':
    'github:nix-community/home-manager/d99b4ca5debaa082c7d76015aa2b7f3fc7e8b5f7?narHash=sha256-KLFTeA/xquN%2BF3XHLAXcserk0L0nijbhzuldxNDF1eE%3D' (2025-12-29)
  → 'github:nix-community/home-manager/e4e78a2cbeaddd07ab7238971b16468cc1d14daf?narHash=sha256-GKgwu5//R%2BcLdKysZjGqvUEEOGXXLdt93sNXeb2M/Lk%3D' (2025-12-30)
• Updated input 'nixpkgs-stable':
    'github:nixos/nixpkgs/fd0ca39c92fdb4012ed8d60e1683c26fddadd136?narHash=sha256-DegN7KD/EtFSKXf2jvqL6lvev6GlfAAatYBcRC8goEo%3D' (2025-12-25)
  → 'github:nixos/nixpkgs/40ee5e1944bebdd128f9fbada44faefddfde29bd?narHash=sha256-0MnuWoN%2Bn1UYaGBIpqpPs9I9ZHW4kynits4mrnh1Pk4%3D' (2025-12-29)

flake.lock

@@ -28,11 +28,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1767048910,
+        "lastModified": 1767104570,
-        "narHash": "sha256-KLFTeA/xquN+F3XHLAXcserk0L0nijbhzuldxNDF1eE=",
+        "narHash": "sha256-GKgwu5//R+cLdKysZjGqvUEEOGXXLdt93sNXeb2M/Lk=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "d99b4ca5debaa082c7d76015aa2b7f3fc7e8b5f7",
+        "rev": "e4e78a2cbeaddd07ab7238971b16468cc1d14daf",
         "type": "github"
       },
       "original": {
@@ -125,11 +125,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1766687554,
+        "lastModified": 1767051569,
-        "narHash": "sha256-DegN7KD/EtFSKXf2jvqL6lvev6GlfAAatYBcRC8goEo=",
+        "narHash": "sha256-0MnuWoN+n1UYaGBIpqpPs9I9ZHW4kynits4mrnh1Pk4=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "fd0ca39c92fdb4012ed8d60e1683c26fddadd136",
+        "rev": "40ee5e1944bebdd128f9fbada44faefddfde29bd",
         "type": "github"
       },
       "original": {