chore(nix): update ghostty to 66fed652

flake.lock

@@ -376,11 +376,11 @@
         "zon2nix": "zon2nix"
       },
       "locked": {
-        "lastModified": 1784868212,
-        "narHash": "sha256-DvPf4hVaD8iEeSfqhPCfAtD9kWkBAODqvxp9rmEBgPo=",
+        "lastModified": 1784994897,
+        "narHash": "sha256-JYe8CS+vFY63dE1yYXKgO8a2D7Rt4Wi4JsS7rxamZRE=",
         "owner": "moons-14",
         "repo": "ghostty",
-        "rev": "4c725242b7dbe8c77c6e227ef1f9540c5ef17921",
+        "rev": "66fed652a148cda9d8ea90b1b34ae9768871dbd9",
         "type": "github"
       },
       "original": {
@@ -735,11 +735,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1785009302,
-        "narHash": "sha256-IFv7UnewuC5hjMo8KdnGGHSYTW2UJZKZvvZyBd/Wj0s=",
+        "lastModified": 1784835677,
+        "narHash": "sha256-99n/+kX5HRtEouTsNNyz5pMfIpNMp4Um/6nCEDQ9YDs=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0267914b93539fd1a77d38e7244f7efeca4d76a5",
+        "rev": "d4221905ef70b7f4a40701ce98e3e25c3d95d082",
         "type": "github"
       },
       "original": {