awesome: Fix build with CMake 4

https://hydra.nixos.org/build/308175020/nixlog/12

Author: bobby285271

pkgs/applications/window-managers/awesome/default.nix

@@ -72,6 +72,14 @@ stdenv.mkDerivation rec {
     })
   ];
 
+  # Fix build with CMake 4
+  # https://github.com/awesomeWM/awesome/pull/4030#issuecomment-3370822668
+  postPatch = ''
+    substituteInPlace {,tests/examples/}CMakeLists.txt \
+      --replace-fail 'cmake_minimum_required(VERSION 3.0.0)' 'cmake_minimum_required(VERSION 3.10)' \
+      --replace-warn 'cmake_policy(VERSION 2.6)' 'cmake_policy(VERSION 3.10)'
+  '';
+
   nativeBuildInputs = [
     cmake
     doxygen