kyverno-chainsaw: fix build with go 1.26 (#508625)

diff --git a/pkg/runner/internal/test_deps.go b/pkg/runner/internal/test_deps.go

index f7728f3..90dbca5 100644

--- a/pkg/runner/internal/test_deps.go

+++ b/pkg/runner/internal/test_deps.go

@@ -41,6 +41,10 @@ func (*TestDeps) ImportPath() string {

 	return ""

 }

+func (*TestDeps) ModulePath() string {

+	return ""

+}

+

 func (*TestDeps) StartTestLog(w io.Writer) {}

 func (*TestDeps) StopTestLog() error {

  buildGoModule,

  fetchFromGitHub,

  installShellFiles,

  kyverno-chainsaw,

  lib,

  nix-update-script,

  stdenv,

  src = fetchFromGitHub {

    owner = "kyverno";

    repo = "chainsaw";

    rev = "v${finalAttrs.version}";

    tag = "v${finalAttrs.version}";

    hash = "sha256-wHwjcpcum3ByBGYUxJ38Qi0RliQUmAIBYmE7t3gEonI=";

  };

  patches = [ ./go-1.26-testdeps-modulepath.patch ];

  vendorHash = "sha256-lG+odKD1TGQ7GTh/y9ogREtY59T8fvN/6FyKsdgsU0M=";

  subPackages = [ "." ];

  '';

  passthru.tests.version = testers.testVersion {

    package = kyverno-chainsaw;

    package = finalAttrs.finalPackage;

    command = "chainsaw version";

    version = "v${finalAttrs.version}";

  };