cppe: fix build with cmake 4 (#455096)

diff --git a/CMakeLists.txt b/CMakeLists.txt

index 5d5d359..ba8992c 100644

--- a/CMakeLists.txt

+++ b/CMakeLists.txt

@@ -1,5 +1,5 @@

-cmake_minimum_required(VERSION 3.0.0)

-cmake_policy(VERSION 3.0.0)

+cmake_minimum_required(VERSION 3.10)

+cmake_policy(VERSION 3.10)

 project(cppe LANGUAGES CXX)

diff --git a/cppe/CMakeLists.txt b/cppe/CMakeLists.txt

index 6780f18..17ac4b9 100644

--- a/cppe/CMakeLists.txt

+++ b/cppe/CMakeLists.txt

@@ -1,4 +1,4 @@

-cmake_minimum_required(VERSION 3.0.0)

+cmake_minimum_required(VERSION 3.10)

 project(cppe-core VERSION 0.3.1 LANGUAGES CXX)

 include(GNUInstallDirs)

    sha256 = "sha256-guM7+ZWDJLcAUJtPkKLvC4LYSA2eBvER7cgwPZ7FxHw=";

  };

  patches = [

    ./cmake-minimum-required.patch

  ];

  nativeBuildInputs = [ cmake ] ++ lib.optionals stdenv.cc.isClang [ llvmPackages.openmp ];

  cmakeFlags = [ "-DCMAKE_INSTALL_LIBDIR=lib" ];