Update Nix flake.lock and x86_64-linux hash

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1768178648,
-        "narHash": "sha256-kz/F6mhESPvU1diB7tOM3nLcBfQe7GU7GQCymRlTi/s=",
+        "lastModified": 1768302833,
+        "narHash": "sha256-h5bRFy9bco+8QcK7rGoOiqMxMbmn21moTACofNLRMP4=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "3fbab70c6e69c87ea2b6e48aa6629da2aa6a23b0",
+        "rev": "61db79b0c6b838d9894923920b612048e1201926",
         "type": "github"
       },
       "original": {

nix/hashes.json

@@ -1,6 +1,6 @@
 {
   "nodeModules": {
-    "x86_64-linux": "sha256-x6A/XT1i3bjakfAj0A1wV4n2s9rpflMDceTeppdP6tE=",
+    "x86_64-linux": "sha256-wENwhwRVfgoVyA9YNGcG+fAfu46JxK4xvNgiPbRt//s=",
     "aarch64-darwin": "sha256-RkamQYbpjJqpHHf76em9lPgeI9k4/kaCf7T+4xHaizY="
   }
 }