mcp-nixos: apply patch to fix flaky test

pkgs/by-name/mc/mcp-nixos/package.nix

@@ -1,7 +1,7 @@
 {
   lib,
-  stdenv,
   fetchFromGitHub,
+  fetchpatch,
   python3Packages,
 }:
 
@@ -17,6 +17,13 @@ python3Packages.buildPythonApplication (finalAttrs: {
     hash = "sha256-mWq9nnL4IGhUFkXJr8+t6BresOTDFS1caG8NuFqjrJg=";
   };
 
+  patches = [
+    (fetchpatch {
+      url = "https://github.com/utensils/mcp-nixos/commit/0ef99b6a5674e60ca315dc55a0f458673bb1e4fa.patch";
+      sha256 = "sha256-f57qS6V8mSv2kLKiudSG2enAofeUZwKvjfdowmGRIxw=";
+    })
+  ];
+
   build-system = [ python3Packages.hatchling ];
 
   dependencies = with python3Packages; [
@@ -40,9 +47,6 @@ python3Packages.buildPythonApplication (finalAttrs: {
   disabledTests = [
     # Requires network access
     "test_valid_channel"
-  ]
-  ++ lib.optionals stdenv.hostPlatform.isDarwin [
-    "test_read_text_file"
   ];
 
   pythonImportsCheck = [ "mcp_nixos" ];