opencl-headers: use cmake build

[lelgenio]

Description of changes

Fixes: #252601

Things done

• Built on platform(s)
  • x86_64-linux
  • aarch64-linux
  • x86_64-darwin
  • aarch64-darwin
• For non-Linux: Is sandbox = true set in nix.conf? (See Nix manual)
• Tested, as applicable:
  • NixOS test(s) (look inside nixos/tests)
  • and/or package tests
  • or, for functions and "core" functionality, tests in lib/tests or pkgs/test
  • made sure NixOS tests are linked to the relevant packages
• Tested compilation of all packages that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review rev HEAD". Note: all changes have to be committed, also see nixpkgs-review usage
• Tested basic functionality of all binary files (usually in ./result/bin/)
• 23.11 Release Notes (or backporting 23.05 Release notes)
  • (Package updates) Added a release notes entry if the change is major or breaking
  • (Module updates) Added a release notes entry if the change is significant
  • (Module addition) Added a release notes entry if adding a new NixOS module
• Fits CONTRIBUTING.md.

[lelgenio]

$ tree result-old/
result
└── include
   └── CL
      ├── cl.h
      ├── cl_d3d10.h
      ├── cl_d3d11.h
      ├── cl_dx9_media_sharing.h
      ├── cl_dx9_media_sharing_intel.h
      ├── cl_egl.h
      ├── cl_ext.h
      ├── cl_ext_intel.h
      ├── cl_gl.h
      ├── cl_gl_ext.h
      ├── cl_half.h
      ├── cl_icd.h
      ├── cl_layer.h
      ├── cl_platform.h
      ├── cl_va_api_media_sharing_intel.h
      ├── cl_version.h
      └── opencl.h

$ tree result-new/
result
├── include
│  └── CL
│     ├── cl.h
│     ├── cl_d3d10.h
│     ├── cl_d3d11.h
│     ├── cl_dx9_media_sharing.h
│     ├── cl_dx9_media_sharing_intel.h
│     ├── cl_egl.h
│     ├── cl_ext.h
│     ├── cl_ext_intel.h
│     ├── cl_gl.h
│     ├── cl_gl_ext.h
│     ├── cl_half.h
│     ├── cl_icd.h
│     ├── cl_layer.h
│     ├── cl_platform.h
│     ├── cl_va_api_media_sharing_intel.h
│     ├── cl_version.h
│     └── opencl.h
├── lib
│  └── pkgconfig
│     └── OpenCL-Headers.pc
└── share
   └── cmake
      └── OpenCLHeaders
         ├── OpenCLHeadersConfig.cmake
         ├── OpenCLHeadersConfigVersion.cmake
         └── OpenCLHeadersTargets.cmake

[nixos-discourse]

This pull request has been mentioned on NixOS Discourse. There might be relevant details there:

https://discourse.nixos.org/t/prs-ready-for-review/3032/2694

[SuperSandro2000]

The commit should probably contain something in the form of that we switched to cmake to install those files